Ben leaps to flashy 1970s Las Vegas and into the body of promising young boxer Danny Hill on the eve of a big title fight. Ben and Addison must help Danny win the fight or lose everything. Magic, Ian and Jenn dig into Ben’s past to uncover the truth.

At Princeton University in 1955, Ben must find a formula hidden by Albert Einstein that holds the key to nuclear energy before the Nazis get it. He's surprised to run into a familiar face on campus.

Ben finds himself behind the wheel of a speeding stock car in 1976, but a terrifying threat from the future could sabotage the leap. Ben and the team risk everything to complete the mission.