In 1976 on the University of Maine campus, Elizabeth Rogan is studying in the library when an odd boy comes up to her and says "I Know What You Need" - and he does. But how does he know? It's a love story - but a Stephen King love story - so things aren't always what they seem.

A team of thieves use a time travel drug to trade places with their future selves to execute the ultimate heist. When interrupted on a job the team must fix their past mistakes to prevent disastrous consequences.