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"Bring Your Girlfriend To My Place," Invited By My Delinquent Senpai To His Sleazy Room - The Worst Day Of My Life

"No... I've already cummed, so forgive me..." I was on my knees facing the wall... I could hear my girlfriend's voice trying to endure our senpai's caresses from behind. "Your girlfriend is so weak, lol."
Her voice gradually became moist, and I could hear squelching sounds. "You're coming again, huh? Are you going to beg for his d*ck soon?" Senpai loudly commentated on my girlfriend's state on purpose. Why did my girlfriend and I end up like this...
――I brought my first girlfriend with me when I returned to my hometown. Unfortunately, we ran into a scary senpai from high school during our date... "Come over to my place now, bring your girlfriend too." Senpai is famous for being a player. I had a bad feeling, but we couldn't refuse...