In order to protect the peaceful daily life and residents of Chicken Island from oncoming high-tier target threats, the amnesiac barber and assassin Wu Liuqi decides to leave his comfortable hair salon behind. Accompanied by his companion Ji Dabao, he embarks on an perilous quest to seek out the truth regarding his past identity as a legendary Shadow Assassin. Striking out past several bizarre regions like the Dali Nation, Rock Hard Country, and Superpower Country, his primary goal remains making a covert entrance directly into the heart of the Xuanwu Country. As bounty hunters and powerful rival dark forces tighten their traps around his movements, Seven must balance his newly formed emotional bounds with the awakening of his bloodstained lethal instincts.