When a crime takes place, it is said that the first 48 hours are the most crucial. But what if you lack the ability to distinguish between time, past and or present? Sixteen year old Sienna Teller has blackouts while completely in control. Or so she thinks. When the town of Glenwood is shaken up by a petty crime that in turn, become petty crimes, Sienna befriends a strange boy that might not be so strange after all, and feels a visceral need to solve them. But when people catch wind of what is going on in Glenwood, they are only met with eerie confusion. But not Sienna Teller.