What if you could travel through time, but you couldn't come back? Born on February 29th, Lief Schwartz only gets a birthday every four years. In this inventive and innovative new novel by Ryan J. Tressel, the life of Lief unfolds in leap years, as adulthood becomes infancy becomes adolescence becomes childhood. Each chapter takes place on one of Lief's birthdays and can be read in any order, creating over a million unique reading experiences. A story about secrets and redemption, Lief is a novel about the crooked journey we all take, and that asks the question "How well do you know yourself?"