《游戏大作战》改编自中国网络作家苹果樹树树的同名耽美小说《了不起的游戏之战》讲述的是作家赵一嘉的故事，该片面临顶级网络小说家叶栾（成龙饰）的抄袭指控。当证据消失和栾拒绝参与时，他试图为自己正名的努力受挫。这加深了一佳对鸾的怨恨。然而，他们出人意料地合作了一个项目。

A story about a love triangle and the real life of young people. Two brothers, Mai and Mhen, fell in love with the same woman, Pond. Because their family is poor, the two brothers had no choice but to get involved in illegal activities. On Bo's recommendation, they joined a car theft gang. To was the gang leader. Not long after that, Mai lost his father, Sorn, and Mhen learned about Mai and Pond's relationship. This time, Mai caught up in a lot of troubles. This includes To who was after him. Therefore, Mai had to solve all the troubles, be it about his relationship or people around him.