Plot ( from the back of the book) 

Who is the real Margo?

Quentin Jacobsen has spent a lifetime loving the magnificent, adventurous Margo Roth Spiegelman from afar. So when she opens his bedroom window late one night and summons him to join on an ingenoius campaign of revenge - he follows.

After their all-nighter ends and a new day breaks, Q arrives at school to find out that Margo has not. Always an enigma, she now becomes a mystery and Q soon learns that there are clues to be followed in his search for Margo.