Seventeen

Kim Seri has always been teased by her childhood friend Ji Eunwoo, but one day, he suddenly confesses his feelings to her.

Seulbi had a crush on a senior. She built a good relationship with him after meeting at a cram school, but her friend Haesung kept getting in the way.

Seri and Seulbi make a new friend, but their friend’s words create a rift between them, leading to a fight.

Hajun had a crush on an older girl. He tried hard to win her heart, but she only saw him as a younger brother, leading to heartbreak.

Seri and Eunwoo were deeply in love at first, but as Eunwoo’s attitude changed, Seri grew dissatisfied, leading to their breakup.

After breaking up, Eunwoo couldn’t get over Seri. One day, he saw her walking with another man and was devastated.

Haesung always looks out for Seulbi and can’t help but help her. When asked who confessed first, they both insist it was the other.

The party comes to an end and the group goes there seperate ways. Eunwoo offers to take Seri home and reveals his feeling for her. Meanwhile, Hajoon encounters someone from his past.