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.
You can enjoy a variety of play with Emilia in a variety of locations. Play can be viewed from a variety of free angles. You can move your eyes up and down, zoom in and out with the mouse wheel. For those who want to take their time, there is also a time stop function.
Researcher Leo was told on his first day at the institute that he needed to look after some mysterious creature -- an innocent girl who fed on semen... There seemed to be more to the girl's secret than that, but no one wanted to reveal the maddening truth.
A weary corporate sl*ve, found himself unexpectedly transported to an Isekai during overtime work. Embark on an exciting adventure as a wandering traveler in this fantasy realm, wielding the powers of a "Demonoid" to conquer the hearts of the girls.
You are a retired male whore with a villa on the hill. On this day, three beauties came out of nowhere to seek help. Taking advantage of the opportunity of the three beauties spending the night, use your expertise to make them willing to sleep with you without the other two beauties knowing.
A lonely young lady who cosplays alone. A young, rookie designer chasing his dream. When these two meet, they open a brand new path through "cosplay"! A slightly erotic, young romance story between two people brought together by cosplay.