Tomonori is a university student. His mother passed away two years ago, but his father, Seiichi, soon got remarried to Hanae. He now happily lives with Seiichi, Hanae, and Marie, Hanaes daughter. But one day, he gets to know the fact that Seiichi had been committing adultery with Hanae. He betrayed my mother.... Ok, Ill destroy everything around him! Ill steal his wife first. His devotion to Hanae has got crooked and his revenge starts though he knows itll put his family into misery and hell never be able to turn back....

(Source: ErogeShop)