To-il tutors high school student Ho-hoon, but she soon falls in love with him and gets pregnant. The film unfolds a series of playful happenings when To-il embarks on a journey to find her birth father for the wedding, though she is living with her step-father.

Hana, who lives in a gloomy basement without sunlight, moves to a sunny rooftop. Hana, who begins to grow plants after being able to use her rooftop to her heart's content, gradually recovers from her exhausted daily life through her plants.

An elementary school teacher, Sun-mi is a patient with congenital absence of the vagina, which means she has no vagina and womb. Since childhood, she has been hiding her disease and living inside a bubble to protect herself from society. One day, Sun-mi goes on a blind date and believes that she has finally found her Mr. Right. Would that man be the one she can spend the rest of her life with happily ever after?

Yong-soon is an 18-year-old high school student. She falls in love with her gym teacher, but she thinks her teacher might have a girlfriend. Yong-Soon and her friends try to find out whether he does have a girlfriend, but they can't find any clues. Making things worse, her father brings a new stepmother from Mongolia.

Lee Ba-duk, once called a Ba-duk prodigy, quit playing go. At the local Omok competition, where she played for the prize money, Lee meets with Omok genius Kim An-gyeong and goes to the national tournament. Finally, Lee confronts an inevitable battle with Kim with a terrible secret.