I raped my mother to be revenge for being given a sparkly name.

After the second child, her husband Isao's condition worsened. Izumi and her eldest son, Kunichi, have not yet been able to reach her, and Isao dies. The second son's name was made into a will... Twenty years later, my second son, named after Isaoji, was being bullied. He even refused to attend school. Izumi regrets seeing this happening, but every time Suzumiji is called by her name, she grows in hatred for her mother. And finally something about Suoji explodes...