Book excerpt: Daniel has been crazy about Mac from the moment she transferred to his school. She's smart, funny, loyal and fiercely independent. The only problem is, when life gets too hard for Mac, she runs away. But she always comes back. Except now Mac's grandmother is dead, their house is about to be torn down and she's been humiliated in front of the entire school. When Daniel finds out Mac has been saying goodbye to her friends, he realizes she's planning on leaving for good. Getting more and more desperate as he searches the city, Daniel finds an unexpected and unlikely ally. But can he find Mac before he loses her forever?