一位心理学家发现他的妻子出轨了，在还没有调查清楚妻子的状况时，他还意外的发现了自己的女儿也是一个性开放的女孩。他开始怀疑这是一种家族遗传的性瘾……

New Year's Eve day starts with rich old Mr. Luther seducing his maid D'Arcy. Zelda the artist is then shown touching herself. Ross the trumpet player gets an alternate treatment for his hangover by his lover Celeste. Louis the sailor hurries home to his missed girlfriend Betsy, and finds himself joining her and lesbian Faith. Ross fights and makes up with Brandy the singer. Erin the babysitter gets it on with her boyfriend Jonathan. Having enough, Louis heads to a pub and finds himself leaving with a lonely wife. Her husband Artie does the same with Zelda. The party begins as Celeste arrives as Mr. Luther's caterer and catches him with his maid. She hides in the laundry room after he tries to do the same with her, but he follows her and his maid locks it externally. Elsewhere, Alice the starlet tries to get a casting couch with Roman the producer, while her mother Gloria is picked up in the party by younger guest Arthur.