Seok, who wants to try perverted sex, pesters Hyun-jin every day, but Hyun-jin rejects it saying she only like normal things. And then one day while delivering chicken, he found So-ra and Hyun-soo, a couple who enjoys delivery exposures. Frustrated as he is with Hyun-jin, he starts neglecting her and became more and more hooked with the So-ra couple. To recover their relationship, Hyun-jin goes on a date with Seok. But then a call came for him. The couple invites him for sex. Will he be having a date with his wife, or will he accept the invitation he may only get once in a lifetime? What would be his choice?

Ju-seong, Min-gyu and Hee-jin live in a boarding house run by Man-seok. One day, Claire, a blonde, Czech, boarding student comes in. To adjust to her new life in Korea, the boarding men help her but it turns out that she’s liberated. The truth is that the men in the boarding house were all approaching her…

So-ra, a woman who lives day by day meeting conditions. Hyeon-soo, a man obsessed with women's scent. Upon Hyeon-soo's suggestion to sponsor her, So-ra maintains a lover-like relationship with him. Sora and Hyeon-soo as couples seduce men for fun, enslave them, and then destroys families. Once, while seeing a happy couple in a chicken restaurant, So-ra felt jealous and wanted to break that happiness. So-ra and Hyeon-soo decide to seduce the husband and brings him to their guest house after several delivery exposures. In the end, the couples swap together with Seok and Hyeon-jin at a chicken restaurant. Can Sora's plan succeed to destroy ordinary couples?