Atom borrows an eraser from Mudmee, his girl classmate whom he has a crush on, and finds that she has secretly written the name of Kongthap. Kongthap sees the eraser with his name on it in Atom's hand and mistakenly thinks that Atom has a secret crush on him. In order to keep Mudmee's secret, Atom remains silent.

The basketball team goes to Kongthap's old school for a friendly game. Atom thinks Clair has a secret crush on Kongthap, so he tries to stop them from competing against each other. However, it turns out to be a misunderstanding.

Annop tells Atom that he should ask Kongthap out on a date. He goes to the movies with Kongthap. After the movie, they finally hold hands.

Atom and Kongthap both wonder and anticipate their first kiss as boyfriends.

Atom and Kongthap open up to their moms about their relationship. Together, they discover where their future will take them after high school.