A new team assembles to restart the Quantum Leap project. Lead physicist Ben Song takes an unauthorized leap into 1985 as the team scrambles to figure out what happened and how to get him back.

Ben leaps to flashy 1970's Las Vegas and into the body of promising young boxer Danny Hill on the eve of a big title fight. Ben and Addison discover that everything is on the line and must help Danny and his trainer/brother Daryl win the fight or lose everything. Magic, Ian and Jenn dig into Ben's past to uncover the truth. .