NMSL-023: Apprentice Succubus's Promotion Exam - Supreme Sex with Amazing Techniques and Inevitable Climaxes, Draining 10 Loads - Rei Kuroshima 1080p

To be promoted to a full-fledged succubus, an apprentice succubus must pass a test which involves making a specific man ejaculate ten times. The man chosen for this task is a young man who suffers from ejaculatory dysfunction. Despite the high difficulty of the test, the succubus uses her incredible techniques and the overwhelmingly intense pleasure characteristic of succubi to gradually lead him to success, while also helping the young man overcome his ejaculatory issues. However, if she completely drains his vital essence (life force), the young man will die. The decision of the two...