One blazing summer day, Ja-gyung, a sixteen-year-old girl, is pissed off with her dad’s affair. She barges into her dad’s mistress’ house and encounters her two little kids.

Joo-in, a 17-year-old student confused by love, unleashes chaos with some words spoken in a moment of anger. Anonymous notes questioning her actions begin to arrive, altering her quiet life.

A girl from a troubled family befriends two younger girls and begins to feel a sense of normalcy as they go adventuring at the seaside.

A bullied girl becomes friends with a new kid during a break, but when classes start up again, their new friendship is nearly ruined when the bullying continues.