This guy has a very pretty girlfriend and that’s good, but does she toss your salad? No, she doesn’t. Even more, the girlfriend only wants to have sex strictly with rubber.
These small annoyances begin to wear him down and that’s when he suddenly meets up with the girlfriend’s Sister: Eimi Fukada.
Eimi is as much cute as the girlfriend, but with a series of small differences: She is hornier than the girlfriend and wants to get laid non-stop. She bangs longer, has bigger boobs, and she doesn’t give a damn about condoms.
With a very proactive Eimi besieging him, the guy gets caught by surprise and he can only indulge himself, disregarding the girlfriend in the process. Priorities…