Adam exists, although he is not allowed to be included in his family. From the minute Adam was born his family have been trying to keep him hidden. The first fourteen years of his life he spent trying to stay unnoticed, hidden from the population police. Until one day he discovers that he is not alone ........

Matt is just starting his freshman year of high school and though it doesn't feel like much has changed, a lot is about to change. After breaking up with his girlfriend Rebecca, Matt finds a mysterious love note in his locker signed by "that girl". Curious to know who the note is from, the only clue Matt has is the P.S. that claims the writer is a sophomore. Matt is then confronted by five girls who all claim to know who Matt's secret lover is but none of the girls are willing to spill. Aside from not giving Matt any hints, the girls are fond of playing with his head and giving him obstacles to overcome to find the identity of "that girl".