Akuma de Shoujo

A girl named Kisaragi Yurie discovers a stuffed bear that is actually a demon named Devil Bear. Yurie suffers from heart-related health issues and feels neglected by her childhood friend, Takizawa Ryou, with whom she has had unrequited feelings. Devil Bear offers her three wishes: to be in good health, to have a better relationship with Ryou, and for Ryou to see her naked and physically touch her.