ROYD-033 - My kind childhood friend who keeps having sex for a week to protect me from bullies. Suzu Kiyomiya

I have a childhood friend I'm close with at school, but there's a bully in my new class who pushes me around! When my friend tries to help me, the bully makes an absurd trade: 'If you date me for a week, I'll stop bullying him!' To protect me, my friend agrees to date (and keep having sex with) the bully for a week! I watch them have sex, feeling crushed by guilt, yet my pathetic self still gets an erection. And it doesn't stop at just watching...