Moonyoung and Eunjae spend every moment together. They are the best of friends, so Eunjae is bewildered when Moonyoung’s behaviour suddenly changes due to an incident she won’t speak about. As Moonyoung avoids confiding in Eunjae, their conversations turn to sex, as girls at school gossip about a fellow classmate they believe to be a lesbian. Moonyoung tentatively shares hints of her sexuality with Eunjae. Their intense bond is tested as the pair navigate their relationship, desires and identities.