A young woman's night unravels into chaos after she accidentally locks herself into a chastity belt during a house party and loses the key. Comedy

Mitsuki and Yuya become stepsister and stepbrother because of their parents' marriage. Mitsuki can't get along with her new family and Yuya doesn't know how to

A chastity belt provides an endless amount of grief for a woman whose jealous husband has gone off to the Crusades. Romance Adventure Comedy