Alex has no idea who - or what - is chasing her. All she knows is that she's been running all her life, and she can't stay in one place for more than a day or they'll catch her. But everywhere she goes, people forget her as soon as she leaves. Who is guiding her, keeping her hidden and unknown? Are they on her side, or just making life for the Chasers more interesting? Most importantly, why was Alex chosen for this life? What's so special about her? Read to find out.