Arisa, the wife of the Yukine family, lives in an old mansion. She married her husband, the son of a wealthy man, and lived a comfortable life. However, the source of her troubles is her brother-in-law, who is unable to move her body freely due to an accident. Ever since his accident, he has become very moody and is very careful about how he interacts with his girlfriend. Meanwhile, his brother-in-law's nude drawing model