Wang Xiaoya came to convenience store No. 444 as a ghost in a “leaved-soul” state. Dongqing helped her return to her body. After that, she became a frequent visitor to the convenience store and Dongqing's friend.Different from Dongqing who has super powers and Zhao Li who is originally inhuman, Wang Xiaoya participated in the adventures of Dongqing and Zhao Li as an ordinary girl - she was waiting for the coming of a certain day, yes, No. 444It's impossible to be an ordinary person in a convenience store.