[Hayake] Pool's Open (COMIC LO 2021-09) {Mistvern}

At a local swimming pool, a young student named Akari finds herself in an unexpected and intimate situation with her teacher. What begins as a routine club activity quickly shifts into a passionate encounter, as the physical tension between teacher and student reaches a breaking point. Amidst the quiet of the pool area, the boundaries between educator and pupil blur, leading to a series of intense moments that push their relationship far beyond the classroom.