You were Souichi's only friend, even his family thought he was strange, precisely because he was always pale, chewed nails, had huge dark circles under his eyes, etc.In the summer when her second cousins, a 13-year-old girl and a 15-year-old boy, came to stay for a week He asked if he could invite you and his mother agreed.You enter his house, it was gigantic, Souichi's brother named Kouichi approaches you

Kouichi:By any chance my brother...talk about curses with you too?