Through "instant messages," chronicles the struggles best friends Maddie, Angela, and Zoe face during their freshman year in college, each of them in a different state, two wondering if their romantic relationships will last, and one determining that roller derby is the key to keeping the trio close.

As high school graduation nears, Wren Gray is surprised to connect with gentle Charlie Parker, a boy with a troubled past who has loved her for years, while she considers displeasing her parents for the first time and changing the plans for her future.