A short audio collection based on a pure and simple concept: having tons of hot sex with your beautiful and charming girlfriend in all variety of fetishistic manner.
A cool, sexy lady moaning erotically? It's round 2 of the Sweet Impregnation series! There's nothing better than a nurturing woman with a sensitive body...
A "listening" drug that goes above the realm of hypno masturbation. Frequencies that have powerful hypn*sis powers are amplified to flood your ears and send you on a sexual trip.
The setting is a "delivery health" (dispatch brothel) service where all the girls are from "Isekai" (other worlds), and it would seem that semen is the only source for replenishing their mana in this world.
The "Slow Masturbation" brings deeper, longer and denser pleasure to you, that one can say that this is the masturbation of the 'next stage'. (CV: Uni Koishikawa)