Pang Zhu, the little owner of a convenience store, wakes up one day to discover that he has awakened the Cosmic Rating System! From then on, he can rate everything in the world. The ratings are divided into five levels: Solid, Top-Tier, Better Than Most, NPC, and Utterly Hopeless. His ordinary convenience store becomes a cosmic rating shop.
Every day, all kinds of customers bring in all sorts of bizarre things to be rated, from everyday goods to mysterious antiques, and from ordinary humans to alien life forms. With the rating system, Pang Zhu gradually uncovers the secrets hidden behind the seemingly ordinary world. His ratings not only change his customers' fates, but also turn his own life upside down.
