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GVH-839 Big butt convulsions, squirting, and massive incontinence. Yui Tenma, a cheeky track and field schoolgirl who was forced to develop a fixed vibrator and peeing.
Yui, a high school girl who is good-looking, has excellent grades, and is extremely athletic, secretly works as a father in order to earn money to play. One day, this fact is revealed to the teacher in charge of student guidance. Her weakness is seized, and she ends up wearing a ‘fixed vibrator’, a pervert teacher’s hobby, on the condition that she keep quiet at school and at home… Due to the diuretic aphrodisiac made by a teacher with an abnormal hobby and the pleasure of an extremely thick vibrator, she develops to the point where she can’t stop incontinence… #ChinP
AvMates Insight
GVH-839 is one of 383 videos featuring Tenma Yui (天馬ゆい).
Her most frequent collaborator is the maker Real Works, which produced about 8% of her total works.
For a full list of Tenma Yui’s works, see the Tenma Yui JAV playlist .






















Video Information
Release Date: 2026-04-17
Product Code: GVH-839
Product Series: GVH
Series:
Maker: glory quest (グローリークエスト)
Lable: GLORY QUEST (GLORY QUEST)
