"The tragic 9/11 event in NYC that changed the world, altered the life of Abbi Hope Goldstein as well as that of Noah Stern. They did not know each other back then, but they know each other now, and while Abbi is trying to move forward with her life, Noah still has unanswered questions that he believes Abbi can help answer"--

After the death of his estranged father in the World Trade Center on 9/11, thirteen-year-old Bart, still struggling with his feelings of guilt, sorrow and loss, wins a scholarship to the local preparatory school and there encounters a vicious bully whose cruelty compounds the aftermath of the tragedy.

Rescued from imminent death, teens Maddy, Liam, and Sal join forces in 2001 Manhattan to correct changes in history made by other time travelers, using a "time bubble" surrounding the attack on the Twin Towers to hide their journeys.