Nam-hee (Shim Hye-Jin) is going about selling fruit from her truck, when she nearly runs over a young gentleman, Joon (Lee Sang-Woo). Joon finds his way to Nam-hee's house, where he meets her mother Gan-nan (Kim Su-Mi), and her 20-year-old daughter Na-rae (Da-hee Lee). Through a series of circumstances, Joon comes to live with the three women, and with the introduction of a handsome man in their house, the three use their own skills to vie for his attention and compete for his affection.

Ji-hwan is a taekwondo student with a part time job as a stunt man, who dreams of becoming Korea's answer to Jackie Chan. Dal-rae is a drama student and aspiring actress, but tends to fail auditions because of her timid personality.

Friends since childhood, three young professionals struggle with their compulsions—schizophrenia, sex addiction, and infidelity.

Jung-Hee (Kim Hye-Na) is a 21-year-old dancer who struggles with insecurities and other problems after her father abandoned her family 15 years ago. One day, Jung-Hee's brings back their father. Keun-Woo (Lee Sang-Woo) is a 25-year-old low level telephone technician. One day, his friend shows him a picture of a woman he is trying to extort money from. The woman is having an affair with a married man. Keun-Woo taps into the woman's telephone line and begins to eavesdrop on her conversations. After a few evenings, Keun-Woo falls in love with the woman, but the woman doesn't even know he exits. In-Ho (Kim Tae-Woo) is a 30-year-old soldier. He is about to be discharged from the military after serving for 2 years. In-Ho then gets his last leave of absence and decides to give his wife a surprise visit. When he arrives his wife isn't home. When he does finally see her his wife has changed and seems distant.

About a group of people who gather at a hotel, each of them for reasons of their own. Mister Yoon is the mysterious general manger of the hotel. Ho Eun is a suspicious woman who seeks out the hotel in order to perfect her writing. Lee Jung Eun is a woman who comes to the hotel for a break after finding out about her husband’s affair. She is also determined to raise her daughter as a brilliant ballerina at all costs. Seung Hoon is a man who comes to the hotel in search of a former friend who ran away with all his savings. Mi Na is Jung Eun’s daughter, who started ballet because of her mom and now hates it with her whole heart.