I (Kitayama) fell in love with Ichika, my student at my tutoring job. Everything was going well with her, but her mother, Yumi, didn't approve, leading to a tense distance between us. One day, Yumi suddenly attacked my crotch, saying, "I'll make sure Ichika doesn't get stuck with a pest like you!" Caught off guard, I couldn't resist and was forced to ejaculate repeatedly. After crossing the line, she continued to demand sex as if squeezing every last drop out of me, until I finally reached my limit...