The Super Middle-Aged Uncle

Nearly 40-year-old Xiao Yi loses his job and starts delivering food. After accidentally saving someone, he clashes with a low-ranking thug from the Dark Night Sect. During the fight, Jiang Wuyá, the sect's ruler in Jiangcheng, notices the Dark Night tattoo on Xiao Yi's thumb, a mark identifying him as a Dark Night fighter. Jiang invites him to settle the dispute in the Dark Night arena. Xiao Yi is reluctant, but when he sees the same tattoo on Jiang Wuyá's chest, he decides to use the arena to recover his lost memories and agrees to fight. As he is being beaten nearly to death in the ring, a powerful punch to the head awakens memories buried for ten years. From then on, he begins his path of revenge, determined to bring down the Dark Night Sect...