Lane Jamison s life is turned upside down the week before her senior year when her father introduces her to his new fiancee: mother of Grey McIntyre, Lane s longtime secret crush. Now with Grey living in Lane s house, there s only a thin wall separating their rooms, making it harder and harder to deny their growing mutual attraction--an attraction made all the more forbidden by Grey s long-term girlfriend Sadie Hall, who also happens to be Lane s friend.