I’m dating Yuhi, the tennis club manager—a beautiful, quiet, pure girl. Our relationship’s chaste; we haven’t even held hands, let alone kissed. So why did this happen?! Back to our club’s training camp at a hot spring inn. A third-year senior, obsessed with sex, always talks dirty. Here, I learned the club tradition: freshmen scrub seniors’ backs. When he dropped his towel, I was mortified—his cock’s twice mine! After bathing, we rested. Passing the bath later, I saw Yuhi and the senior leaving together. He claimed she just scrubbed his back, still in her towel, but I pictured the worst! Next day, during practice, both were missing. Later, I heard him ask another senior for morning-after pills—maybe for the shop girl he mentioned. On the last day, three hours before checkout, he invited us to ‘play’ with that ‘girl,’ even bareback with pills ready. I refused, checking on Yuhi. Her room was empty, a mess—clothes, crumpled tissues, reeking of cum! Fear gripped me. The second-year’s room was empty, but at the third-year’s, moans and flesh sounds crushed my heart. Trembling, I opened the door—my world collapsed...