Two couples of blondes agreed to a group swinger show after a fight

Well, who would have thought that at first we were friends, but then my stepsister turned into a real school whore. Thats why now all we do is quarrel. And ace because she is insanely jealous. Especially since my boobs have become much bigger than hers and the guys are hovering around me. Well, maybe we can still get along, especially when we