Description
An original doujin manga. Features Swinging & Netori Basically, the events are comedic in nature and it doesn't really become dramatic.
Due to unexpected events, the protagonist got himself a sex friend; moreover, by chance he encountered an old friend who was into swinging... and he ended up giving his girlfriend a creampie right in front of him because the condom had a hole poked into it.
Ultimately, the girls will wind up falling for the protagonist's big dick.
(Source: DMM)