Ajie has a little problem: when he is nervous, he farts; they are stinky and loud. When tasked with being the "note starter" of the choir, he must seek a solution. As the final performance draws near, can Ajie conquer his nerves and complete his mission?

Qian Qian, a shy girl with a stutter, finds courage and self-acceptance by overcoming her fear of speaking. She carries a bottle of marble soda, "Doepy," and diligently practices her pronunciation, only to encounter numerous challenges along the way. This is a touching story about self-acceptance and the courage to grow.