High school girl harem masturbation support academy. JK's correct ejaculation course! From masturbation to unprotected sex DNJR-160

The school life you've always dreamed of begins now… Neither older nor younger, five eternal classmates will thoroughly guide you on "correct ejaculation"! Soft bodies in blue uniforms sway before your eyes, whispering in your ear, teaching you everything from basic erectile care and careful masturbation to unprotected sex. "A gloomy, erotic girl," "A passionate, athletic, energetic girl," "A cheerful, erotic girl from the sunny brass band," "A dangerously seductive yandere," and "A cool, intellectual student council president"—they will provide complete support with their unique methods. From peeking at your underwear to arouse you, to touching your breasts, and even playing a game of guessing who's giving you oral sex! "Give me a few more thrusts!" "You've come so many times and you're still rock hard♪" "You can't ejaculate without permission!" You'll never grow up like this… Learn about your body's structure, and let's feel good together. A story from a school about the ultimate masturbation support program, where characters are controlled by ejaculation, drained dry, and internally ejaculated into. "Can you show us how you usually masturbate?"