Kuramaebi Kaimaebi hard at her exercise in a sexy leotard. However, her movements are watched by a sexual gaze... The gaze is not on her breasts or crotch, but on her armpits. Although she is confused by her first armpit job, armpit licking, and armpit ejaculation, she gradually realizes that her armpits are becoming her erogenous zone. A new ecstasy stimulates her body!