Although his love is one-sided, Atom still really cares about Mudmee. Even when Mudmee experiences stage fright during a drama performance, Atom comes to her rescue and pairs up with Kongthap.
People say that if you write your crush's name on an eraser, you two will fall in love forever. Atom likes Mudmee, but suddenly feels heartbroken after finding Kongthap's name on Mudmee's eraser.
After the drama performance, Atom feels something different towards Kongthap. He decides to tell Mudmee that they have a crush on the same person, only to find out it was all a misunderstanding.
The clueless Half forced Atom to admit that the eraser was not his. Will everything get messy or will it be an opportunity for Atom and Kongthap to get closer?