30-year-old Mathilda is on the verge of perfect adulthood with a job at a law firm and a stable relationship. But when her boyfriend proposes, an avalanche of emotions lead to questionable actions and put Mathilda's life in jeopardy.

Hajime asks his friend Yoshi to set him up with his classmate Ann. Yoshi tries to do this for Hajime, but this just upsets Ann. Yoshi's relationship with Ann is now awkward. Yoshi doesn't know exactly why, but Ann becomes absent from school frequently. One day, during their summer vacation, Yoshi hears that Ann has dropped out of school.

BJ Meok-ja, a male BJ who broadcasts for adults, plans to win a big share by joining forces with Ji-hye, a married woman. However, Ji-hye and her husband are making different plans.

Morgan, a sheltered 17-year-old struggling to define who she is, in order to write her college entrance essay. When a crisis provides her the rare opportunity to spend time with her significantly older half-siblings, she hopes they’ll be able to shed some light on what it means to be an adult, only to be disappointed when she discovers they’re all faking it.

Morgan, a sheltered 17-year-old struggling to define who she is, in order to write her college entrance essay. When a crisis provides her the rare opportunity to spend time with her significantly older half-siblings, she hopes they’ll be able to shed some light on what it means to be an adult, only to be disappointed when she discovers they’re all faking it.

Amy, a naive college graduate who believes she's destined to be a great poet, begrudgingly accepts a job at a sex shop while she pursues a mentorship with reclusive writer Rat Billings.

A divorced writer from the Midwest returns to her hometown to reconnect with an old flame, who's now married with a family.

Se-jin, a high school student, becomes pregnant and gets ostracized by her family and school. While wandering the streets, she meets Joo-yeong, an experienced runaway, and tries to get an abortion with Joo-yeong's help.