Not with her husband or boyfriend, she imagined having sex with someone else. Introducing the stories about maturity trained through having sex with new people.

Hyeong-woo is forced to be quarantined with her sisters-in-law for 21 days due to the new virus. Hyeong-woo, who remains with his sister-in-law is shaken by the temptation of prohibition. Eventually, the virus spreads and becomes the beginning of human extinction. However, rumors are circulating that sharing forbidden love can amplify the energy and defeat the new virus, which they cannot help but believe. Their own sex, which began like that, makes them forget even the fear of the virus and makes them unable to break up.

Won-il convinces Ji-na to make money through phone tube. The video of the two went viral, and Won-il picks an additional person. Hwa-jin and Yoo-na who started to work together like that visit Ji-na one day to receive a video and Kwang-soo run towards them...

Do Min goes to Bo Young in order to get money and falls in love with her. However, Do Min's feelings for her should not be discovered. Bo Young is just a target he needs to train. Do Min trains Bo Young, but his feelings for her never stop. Bo Young, who noticed Do Min's feelings, in order to escape slavery began training him instead. Bo Young joins forces with Jun Ho and after many twists and turns, they successfully train Do Min and try using him to escape slavery but are blocked by Sung Hee. Sung Hee tries to sell Bo Young and Jun Ho to Do Chul and Bo Young makes the final move to overcome the desperate crisis. Bo Young and Jun Ho succeed in dealing with Sung Hee. Bo Young enjoys success by taking revenge on Sung Hee and Do Min but is attacked by Jun Ho. Due to Jun Ho, Bo Young becomes a slave again.

Haeil, wounded by his wife's words of 'premature ejaculation', goes to a urology department. But because the doctor is a woman, she is so surprised and embarrassed that she tries to go out. Then, a word from a woman doctor catches him. "How long will you live with premature ejaculation?". After that, after receiving special treatment, the beautiful female doctor Jeongyeon and glamor nurse Mijoo, Haeil gradually became a man loved by his wife.

珉豪和哲民從學生時代起就是好朋友。 與balhimjeung kwinka離婚後，公司的Hyeyeon Chul-min和Minji Bryant再婚 當天Chul-min和Minji回到Minho和Hyeyeon的家...... 在我有的四個房子裏相對地組裝了兩個濕巾對老公的感情。 然後，兩對夫婦作爲夫妻去領取養老金。 惠妍對敏浩的xing行爲不滿意，計劃不與丈夫的朋友哲敏做什麽， 敏浩和敏智相互吸引并親吻對方...... 敏智被與哲敏不同感覺的敏浩所吸引，而慧妍則被與前輩敏浩不同的哲敏所吸引…… 最後，他們在旅途中舉辦了自己的捉迷藏xing愛派對。