Shouto spent the whole day at work while his wife, Naniara, took a few days off from work as a heroine due to giving birth to their second daughter, Rin. They also had a six-year-old son named Aiko. While he was busy with work, Nanyara took advantage of his absence and opened his secret safe, which he had warned her not to open. She was so curious that she neglected her children and the house. When Shoto returns from work, angry and tired because he allowed a little girl to die in his arms