When a mission goes awry, Wyatt and Rufusare forced to bring a 17-year-old John F. Kennedy with them to the present. But while the Lifeboat is recharging for the return trip, Kennedy escapes from the bunker into modern day San Francisco. Anxious to return the future president to history, the team must find a way to work together to rescue JFK and return him to the past before Rittenhouse assassinates him in 2018.