Watch The Billionaire’s Vow Full Episodes Online Free in HD - Latest Episodes

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Watch The Billionaire’s Vow full episodes online for free on FlexTV. Stream all 60 episodes of this short drama series in HD with subtitles. Start watching instantly with no registration required and enjoy smooth, fast playback on any device. Explore popular themes like CEO, Contract-Couple, Contract-Couple, , and , and binge-watch the complete series anytime.

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The Billionaire’s Vow All Episodes

60 Episodes

Episode 1 - The Billionaire’s Vow

After an unplanned night at a charity gala, the brilliant but down-on-his-luck financial engineer known as Sammy "Sam" Davis gets swept into a whirlwind romance with cold, calculating billionaire Gertrude Lawson. Sam attends the function to sell himself, but everything changes when a case of mistaken identity propels him into the life of Gertrude. With a need for a husband-or else her father will make her forfeit her CEO title-Gertrude sees an opportunity in Sam.In an effort to save his failing business, Sam agrees to a contract marriage with Gertrude, unaware that dangerous family secrets encircle the Lawson empire. As they navigate their fake marriage, emotions become real, but Gertrude’s vengeful ex-fiance, Victor King, and her ruthless sister, Molly, will stop at nothing to tear them apart. The stakes rise as Sam uncovers a mystery that ties his family to Gertrude’s dark past. With betrayal, hidden love, and a looming corporate takeover, Sam and Gertrude must figure out whether their relationship is just a business deal or something more – before it’s too late.

Episode 2 - The Billionaire’s Vow

This episode follows wealthy protagonist Gertrude as she proposes a six-month "contract marriage" to the struggling protagonist Sam. Sam initially refuses due to pride, but Gertrude points out that money can solve his problems and promises to help him escape the harassment of his ex, Victor. After Gertrude emphasizes that this is purely a transaction devoid of emotion and solely for mutual benefit, Sam's stance begins to waver, and the two are on the verge of reaching an agreement.

Episode 3 - The Billionaire’s Vow

This episode takes place at a high-end business event. While Gertrude is in a business negotiation with Sam, her ex-partner (or stalker) Victor suddenly barges in, acting arrogant and possessive. Victor mocks Sam as Gertrude's "business acquisition" and claims Gertrude is his wife. Sam retaliates, revealing he is Gertrude's husband, Sammy Davis. Gertrude angrily throws Victor out. Before leaving, Victor utters a threatening remark, asserting his ownership over Gertrude. After Victor leaves, Sam worries he will cause trouble, while Gertrude tries to shift the focus back to signing documents or arrangements to meet family.

Episode 4 - The Billionaire’s Vow

This episode centers on a fierce confrontation between wealthy sisters. Molly, clad in a white dress, relentlessly mocks her newly returned sister, Chloe, and Chloe's male companion, Sam, likening them to "new pets." Chloe, undeterred, retaliates fiercely, not only asserting her superior position in the family business over Molly but also sarcastically calling Molly "unsold merchandise." The verbal sparring is charged with tension, revealing deep-seated conflicts over family inheritance and emotional standing, culminating in Chloe warning Molly to "stop barking."

Episode 5 - The Billionaire’s Vow

This episode takes place at a lavish family party where Gertrude is about to introduce her new husband, Liam, to her father. Her ex-boyfriend, Victor, drunkenly crashes the event, attempting to ruin the moment. Victor verbally abuses Gertrude and mocks her new husband as a "broke billionaire playboy." Gertrude's sister watches the spectacle and even taunts Victor. Faced with Victor's provocations and insults, the new husband, Liam, can no longer tolerate it. While Victor is momentarily stunned, Liam punches him to the ground, defending his wife's dignity.

Episode 6 - The Billionaire’s Vow

Picking up immediately after the last conflict, Sammy defends his wife (Clarence's daughter) by hitting the drunken and harassing Victor. Sammy explains to his wife that this was to prove to the family that no one would dare bully her because of his presence. The couple then enters the study to meet the family elder, Clarence Lawson. While Clarence has reservations about Sammy's recent violent behavior, he also shows a hint of admiration. However, when Clarence learns that Sammy's stepfather is Charles Davis, with whom he has a past grievance, his demeanor instantly shifts from polite to icy. He outright rejects Sammy's overtures, setting the stage for future family feuds.

Episode 7 - The Billionaire’s Vow

This episode centers on a father-son confrontation late at night. Charles, unable to sleep, drowns his sorrows in alcohol, forcefully demanding that his son, Liam, find a way to marry the Lawson family daughter to reclaim their former business empire. Liam expresses confusion and resistance, believing the Lawson family already despises him and that the marriage lacks any emotional foundation. As the conflict escalates, Charles finally reveals a shocking truth: the current head of the Lawson family is his own brother, who not only stole their fortune but also caused the death of Liam's mother. Charles instructs Liam to infiltrate the Lawson family through marriage and execute his revenge plan.

Episode 8 - The Billionaire’s Vow

After an unplanned night at a charity gala, the brilliant but down-on-his-luck financial engineer known as Sammy "Sam" Davis gets swept into a whirlwind romance with cold, calculating billionaire Gertrude Lawson. Sam attends the function to sell himself, but everything changes when a case of mistaken identity propels him into the life of Gertrude. With a need for a husband-or else her father will make her forfeit her CEO title-Gertrude sees an opportunity in Sam.In an effort to save his failing business, Sam agrees to a contract marriage with Gertrude, unaware that dangerous family secrets encircle the Lawson empire. As they navigate their fake marriage, emotions become real, but Gertrude’s vengeful ex-fiance, Victor King, and her ruthless sister, Molly, will stop at nothing to tear them apart. The stakes rise as Sam uncovers a mystery that ties his family to Gertrude’s dark past. With betrayal, hidden love, and a looming corporate takeover, Sam and Gertrude must figure out whether their relationship is just a business deal or something more – before it’s too late.

Episode 9 - The Billionaire’s Vow

After an unplanned night at a charity gala, the brilliant but down-on-his-luck financial engineer known as Sammy "Sam" Davis gets swept into a whirlwind romance with cold, calculating billionaire Gertrude Lawson. Sam attends the function to sell himself, but everything changes when a case of mistaken identity propels him into the life of Gertrude. With a need for a husband-or else her father will make her forfeit her CEO title-Gertrude sees an opportunity in Sam.In an effort to save his failing business, Sam agrees to a contract marriage with Gertrude, unaware that dangerous family secrets encircle the Lawson empire. As they navigate their fake marriage, emotions become real, but Gertrude’s vengeful ex-fiance, Victor King, and her ruthless sister, Molly, will stop at nothing to tear them apart. The stakes rise as Sam uncovers a mystery that ties his family to Gertrude’s dark past. With betrayal, hidden love, and a looming corporate takeover, Sam and Gertrude must figure out whether their relationship is just a business deal or something more – before it’s too late.

Episode 10 - The Billionaire’s Vow

After an unplanned night at a charity gala, the brilliant but down-on-his-luck financial engineer known as Sammy "Sam" Davis gets swept into a whirlwind romance with cold, calculating billionaire Gertrude Lawson. Sam attends the function to sell himself, but everything changes when a case of mistaken identity propels him into the life of Gertrude. With a need for a husband-or else her father will make her forfeit her CEO title-Gertrude sees an opportunity in Sam.In an effort to save his failing business, Sam agrees to a contract marriage with Gertrude, unaware that dangerous family secrets encircle the Lawson empire. As they navigate their fake marriage, emotions become real, but Gertrude’s vengeful ex-fiance, Victor King, and her ruthless sister, Molly, will stop at nothing to tear them apart. The stakes rise as Sam uncovers a mystery that ties his family to Gertrude’s dark past. With betrayal, hidden love, and a looming corporate takeover, Sam and Gertrude must figure out whether their relationship is just a business deal or something more – before it’s too late.

Episode 11 - The Billionaire’s Vow

After an unplanned night at a charity gala, the brilliant but down-on-his-luck financial engineer known as Sammy "Sam" Davis gets swept into a whirlwind romance with cold, calculating billionaire Gertrude Lawson. Sam attends the function to sell himself, but everything changes when a case of mistaken identity propels him into the life of Gertrude. With a need for a husband-or else her father will make her forfeit her CEO title-Gertrude sees an opportunity in Sam.In an effort to save his failing business, Sam agrees to a contract marriage with Gertrude, unaware that dangerous family secrets encircle the Lawson empire. As they navigate their fake marriage, emotions become real, but Gertrude’s vengeful ex-fiance, Victor King, and her ruthless sister, Molly, will stop at nothing to tear them apart. The stakes rise as Sam uncovers a mystery that ties his family to Gertrude’s dark past. With betrayal, hidden love, and a looming corporate takeover, Sam and Gertrude must figure out whether their relationship is just a business deal or something more – before it’s too late.