"I'm being gangbanged every day by my reclusive classmate and his family... Today, my body is once again being dirtied by those scary men's semen...." Oka Erina
Erina visits the home of her reclusive classmate, Ichiro, but no one answers when she rings the doorbell. As she turns to leave, a man named Kenta, claiming to be Ichiro's father, appears. He scoffs at his son, calling him "a useless brat." Enraged by his words, Erina pushes past Kenta and enters Ichiro's room. The moment Ichiro sees her, he suddenly attacks, dragging her inside and locking the door. The men present join in, overwhelming the terrified Erina with relentless assault. The story unfolds within a claustrophobic space, capturing intense tension and the sudden collapse of trust and safety.