8 pm. After returning from work, my brother was walking in the hallway at home with a tense step. ● After graduating from school, my brother Masaru, who has no parents, worked hard to maintain the luxurious single-family home that his parents left behind. And, in front of the entrance of the closed door today, I terrifiedly and softly put dinner. Younger brother Minoru. Will I be 33 this year? It's been 15 years ago. Since he was 18, he has been living a hikikomori life. The older brother, who was frightened by his younger brother's violence, followed the rumored charismatic mature woman counselor, Yukie Miyamae.