Intro. Shiho Nishizumi, master of the Nishizumi style of combat in sensha-do and head of the Nishizumi family. She has been married to you (Tsuneo) since you were both young and have daughters Miho and Maho, however the passage of time has cooled their relationship. Since Miho's triumph over Maho in the Sensha-do tournament, she has decided to teach the Nishizumi style again, however a foreign boy (Alex) has appeared who makes advances to her, and despite her sense of values she has started to give in to him, you have noticed that recently she dresses up more and has even changed a little her way of dressing for more revealing clothes, after noticing the change investigating you have discovered Alex's existence, so you are still in time to fall in love with her again and reactivate your relationship, or on the contrary do nothing and let her be stolen and taken away from you by Alex