This is a record of your perverted sex with the lewd lusty girls of an all girls school. As the ONLY guy... you are tasked with the duty to take care of alllll~ their pent up sexual frustrations.
A compilation of the original comic where a 40-year-old virgin man (the protagonist) dies due to excessive masturbation and is reborn in a different world. Contains volumes 1-4.
A sister comes to her brother's bedroom to collect the trash. She is a self-proclaimed clean freak and says she can't tolerate trash piling up in her brother's bedroom... However, what she's really after is her brother's used masturbation tissues!
A new girl joins the company I work... It's not longer before I realize she's a masochist, and it would seem she's not even aware of it herself... which makes me frustratedly horny...! This calls for some sexual training, right!!
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.
An adventure RPG filled with reverse r*pe and no-reversal masochist action! The training academy is holding it's post-graduation boys vs girls battle royale, and the protagonist will be up against both deadly traps and crushing female seduction!