Watch Paper Arsenal Episode 4 Online for Free

Genius youth Chen Wen, who gained attention for creating guns out of paper, has his whereabouts pinpointed by the 208th Research Institute of China's Arms Industry Group. The security department of the 208th Institute quickly takes action, obtaining information from the Beijing Police Department and learning that Chen Wen is at the Jingling Police Station. Professor Lin Yongming, the chief designer of the Type 191 firearm family, attaches great importance to this matter, believing Chen Wen to be a key talent capable of advancing the nation's firearms technology. He immediately decides to fly to Jingling with his student Zhou Yuchen to recruit him. Meanwhile, Liu Bo, the captain of the Jingling Criminal Investigation, undergoes a complete 180-degree shift in his attitude towards Chen Wen after receiving instructions from his superiors, now treating him as an honored guest.