25-year-old Nanami is managing an amateur band. She is broke, cannot pay her rent, and the singer has run off. Yoshinori is 65. His wife dies the day before his retirement. Having suddenly lost everything, he becomes desperate. After the two accidentally meet, Nanami moves into Yoshinori's place and invites a few other people to become their flatmates – the beginning of an extraordinary life together.

If you hear the story of Kashima, she appears to ask you 3 questions. Get them wrong and she takes a part of your body and kills you. After hearing the tale, it's Ryoko's turn. She needs to find correct answers in order to free herself from the Curse of Kashima.