Yoon-jung accidentally calls a stranger, instead of her boyfriend, and has phone sex with the unknown man. When Yoon-jung's relationship with her boyfriend turns sour, Yoon-jung meets Hyun-seung, the stranger she had phone sex with.
Yashimmanman is a South Korean talk show. Citizens were surveyed about various questions, and celebrity guests had to guess the public's top answers to the questions, sparking much discussion.
