Fang Nan has been able to see souls since she was a child - a kind of spirit body that lingers in the world because of human emotions. After losing her mother, Fang Nan went north alone. In a strange city, she met a group of strange tenants in an apartment - a beautiful tea shop owner, a weird old artist, and a teenager who never came home every night. Here, Fang Nan will embark on one adventure after another...