While Lily is spacing out in Chemistry one day, she picks up her pencil and scribbles a line from one of her favorite songs on the desk. The next day, someone else has written back to her on the desk Soon enough Lily and the mystery student are exchanging notes and even sharing secrets. When Lily finds out that her anonymous pen pal is a guy, she's flustered -- and kind of feels like she's falling for him. She sets out to unravel the identity of the letter writer -- but when the truth is revealed, the guy is the LAST person Lily could have ever imagined it to be. Can she untangle her feelings and gather the courage to listen to her heart?