Beautiful married woman Hitomi looked forward to spending the weekend with her husband at a mountain hot spring inn. It was their first trip alone together since their honeymoon. She happily soaked in the natural flowing hot springs, her heart filled with joy. But she wasn't the only one present. The inn, called Abetei, was located in the Koyaku hot spring village. Abe, the inn's manager and former senior to Kenji Aihara from university days, confronted Kenji about his gambling debt from a recent hanafuda card game. Unable to collect the money, Abe declared, "Hey Aihara. If you can't pay up from the other day, then let your wife work here at my place..."