Seong-su, who is heartbroken after losing his lover to his best friend Dong-ho, is comforted with all his heart and soul by Yeo-jin, an older woman he meets by chance. Falling in love with her mature consideration, Seong-soo starts dating Yeo-jin, saying it doesn't matter whether she's older or married. But what is this? It turns out that Yeo-jin was the stepmother of her old best friend Dong-ho! The ex-girlfriend she loved passionately. her best friend. She is the mother of a friend who has come to love her the most in the world.

The boss, who received a report on the sweet love line between his wife, Min-ji, and Sang-hoon, whom he believed in, gets extremely angry and comes to Saipan with his wife, ordering a killer to kill Sang-hoon. However, Min-ji, who has already fallen in love, sacrifices herself to Sang-hoon After buying time to escape, Sang-hoon survives and confesses to the boss about the relationship between the killer and the boss's wife.

Mi-ra, a woman with violent and boyish personality. Jeong-seok, a timid man who finds Mi-ra's violence attractive. Jeong-seok is a visual but his every action and his slouched shoulders make him look really timid. Do opposites really attract? The two people were drawn to each other's different charms. Whenever they're having an intercourse, Mi-ra led everything, and she makes aggressive demands like scribbling on her body or swearing on her. However, the timid man's standard has not changed, and Mi-ra says goodbye to Jeong-seok. He happened to meet Tae-hee by chance. Tae-hee is a hardcore master! She is an instructor who runs a private tutoring center with Seong-ho. Jeong-seok learns the essence of being hardcore from them and begins to straighten his slouched shoulders.

A man marries a new wife who has eyes for his son.

Jung Woo and Hye Jin, who do not want to be southerners, are bored . Hye-jin has a lot of stressful days because he ignores the cool sleep of the dragonfly. At the same time, tennis's first love training came from a new housekeeper, and as a result, Zheng Yu-wook who was surprised by the practice of training is a pity that my wife is secretly starting to enjoy the secret...