This Is About When My Beautiful Tits Girlfriend Was Held Down And Fucked By A Big Dick Upperclassman And Creampied Koharu Suzuki

Koharu and Yusuke have been dating for two years. They love each other and live together, and Koharu felt reasonably happy even though Yusuke is skinny and unreliable. Yusuke is unhappy because Kunio-senpai from his school has been hitting on Koharu lately for everything. But Yusuke can't say anything... One day, Kunio-senpai suggests having a hot pot party at Koharu's house, and Yusuke, unable to say no, reluctantly agrees but is deeply worried...