Kim Jang-won Murder Case

Ja-hyeok, who was born into a family of doctors and is forced to go to medical school, failed the entrance exam and is trying again. Mi-yeon, Ja-hyeok's stepmother, who is married to his father, goes on their honeymoon. While the couple is away, Mi-yeon's younger sister, who is the same age as Ja-hyeok, decides to tutor him.

A female internet novel author falls under a spell once a month that transforms her into a man! Her boyfriend has tried everything, but it's no use, and the only way is to ejaculate! She becomes more and more exhausted due to her rapid hormonal changes, and her boyfriend, who had been helping her, also begins to get tired of her. At the end, she decides to try her last resort.

Two male employees, who are curious about the sexual taste of their female boss, who is the CEO of the company and is famous for being cool-headed and unprincipled, make a bet that the person who sleeps first with her wins, but they end up falling in love with their boss. The male lead participates in the bet to win, but then falls in love.

Na-moo, heartbroken after breaking up with her girlfriend, accidentally sees a post selling sex robots on the internet and purchases one that can love him unconditionally. He gradually falls in love with her sex bot, 'Fairy', and when his friend Seok-jin finds out about it, he visits his house and asks him to share his robot. But when Na-moo rejected his friend's request, Seok-jin secretly stole the operating command of the sex robot and had sex with 'Fairy'.