As heroes rise together and war rages, grassroots young man Lin Doudou and three friends with very different personalities are involuntarily involved in local power, warlord disputes and people's self-rescue in troubled times. With a humorous and compact rhythm, the story describes their journey from small town survival to war, from complaining to each other to fighting side by side, from self-protection to rescuing others. It interweaves personal growth, group humor and the reality of war, and they experience adventure, betrayal, counterattack, and self-salvation together. In the end, he broke through many difficulties, revealed the inside story of the power struggle, and faced the end of the era in a unique way.