**Genre**: Urban Daily/Underworld
**Core Inspiration**: Zhang Yi, the former gangster brother who has just been released from prison, just wants to open a small supermarket and live a stable life, but he is always "accidentally encountered" by his former younger brother and his enemies. When he used a supermarket code scanner to subdue the robbers and used cash register algorithms to settle accounts for the club, he realized that his daily life had become a mess with black and white.
