"You can always go back to your soulmate. That's what makes them a soulmate." Jace and Josie have known each other their entire lives. A kind of long, elaborate childhood friendship always on the brink of something more. But when Clary Fray enters the picture, everything they've ever known shatters. Secrets come out, hearts break, and somehow, the easiest aspect of their lives becomes the most complicated. Is their relationship as strong as they've always thought it to be? Or has it been doomed from the start? JACE X OC