One day during overtime work, when I couldn't go home due to heavy rain, my senpai Karen offered to let me stay at her place. As we were left alone together, she showed off her see-through wet clothes, causing me to lose all reason! Even though she has someone else... But I had always been fascinated by her irresistible body! How could I resist such temptation? I just wanted to cum inside her! We indulged in endless creampie sex throughout the living room, bathroom, and even until morning, completely ignoring her calls about going to work. Their record of taboo sexual encounters filled with passionate intercourse and multiple ejaculations...