It tells the unlikely love story of Maddy, a smart, curious and imaginative eighteen-year-old who due to an illness cannot leave the protection of the hermetically sealed environment within her house, and Olly, the boy next door who won't let that stop them. Maddy is desperate to experience the much more stimulating outside world, and the promise of her first romance.

Originally released as a motion picture in 2017. Based on the book by Nicola Yoon. Widescreen.