A traffic accident patient is being admitted under Han Junho’s care. According to the patient, she isn’t in much pain, so she thinks hospitalization is unnecessary. However, Han Junho says she needs to stay in the hospital for a while. For some reason, the patient unknowingly sparks Junho’s dangerous interest, and before she knows it, she finds herself hospitalized in Han Junho’s ward. But something about the doctor feels strange, and she has the unsettling feeling that she doesn’t seem to be getting any better...

A traffic accident patient. Doesn’t have many friends and lives alone in a modest boarding house. Has a single mother who lives far away, and a younger sister who lives far away with her new family and is so busy they rarely keep in touch. An introvert and a slightly depressed person. A civil servant, but not a high-ranking one. Loves reading, cats, and watching dramas. A very ordinary person. A little cute, but not really interesting. However, has a really terrible temper.