A young girl finds herself in the wrong crowd of friends, always talking about their sexual escapades. But she doesn't have any experience so she feels left out. A friend of hers says "Hey why don't you try having sex with my brother? I do it all the time! She starts slipping down a dark rabbit hole and they end up both having their way with her brother at the same time...

• Hideki Araki
• Shinichiro Sawayama
• Kokubunji Sousuke

• Ozaki Miku
• Sayaka Matsuyama
• Tsukasa Kotobuki