Water World is an erotic game full of pretty girls who are ready to start short-term relationships. In this story, they are all on a small yacht in a confined space in the middle of the water, from where they cannot escape or hide. Therefore, if the protagonist decides to make love with one of the ladies, then others will undoubtedly know about it by hearing various characteristic sounds. However, they can ignore it or ask to join.

A group of college students and their teachers decided to take a short cruise on the teacher's yacht. It is planned for several days, during which they can have fun, swim in the pool, sunbathe and just have a good time. But suddenly they all witnessed a helicopter crash into the water. Rushing to the scene, they spotted the pilot still alive and dragged him on board. As it turns out, his name is Greg and his aircraft crashed due to a technical glitch. Now the students have no choice but to leave the new passenger until they return to land.

In Water World, the user will take control of a victim who suddenly finds himself practically in a man's paradise. After all, so far none of the vacationers are planning to go ashore and return home again; they want to get the most out of this summer. And, it seems, thanks to the protagonist, they will also gain rich sexual experience in a short period.