Hatsukoi Jikan.

The older brother he admires is now a teacher, and only sees Kirika as a student.... My childhood friend's older brother says he's a bit of a brat, but he gets excited as soon as he sees his cock. I can't hide my joy and excitement at the ejaculation as I stomp my feet! Wanting to confirm her feelings, Kirika's actions become more and more extreme! Unable to withstand the intense torture, she finally breaks the barrier between teacher and student and thrusts into her without a rubber band...! A story of forbidden love that transcends the barrier between teacher and student!