Yunhee, Jung Yunhee. My precious and heart-wrenching first love. The delinquent girl and school queen, Yujin, is surprised one day to discover that a completely silent girl has transferred to the empty seat next to her. Trying to ignore her because she doesn’t talk at all, Yujin finds out that she’s good at studying and has beautiful eyes. Falling in love, Yujin struggles to hide her delinquent side from Yunhee. After learning that Yunhee is a congenital mute, Yujin and Yunhee start communicating through writing. Yujin finds herself increasingly drawn to Yunhee, unable to hide her feelings. [You can't see inside from outside, can you?] In response to that question, instead of a voice, Yujin nods, and suddenly Yunhee hugs her tightly. Huh? What? Yujin is so startled that she almost falls backward, but manages to brace herself with her arm. Then she feels flustered in her stomach. The shoulder where Yunhee's face touched is hot and damp. “Are you... are you crying?” As Yujin tries to hold her shoulder to see her face, Yunhee vigorously shakes her off and hugs her again. Then, making a sound like a mute, she starts to cry loudly. Oh no, what should I do? Feeling flustered, Yujin scratches the back of her neck and awkwardly pats Yunhee's shaking back...