As MacGyver works quickly to rescue survivors from a collapsed building in Germany, he discovers a new safety threat – a 1,000-pound undetonated bomb from World War II hidden beneath the rubble.

When Russ' first love, Emilia, is kidnapped by the same rebels he fought during his private military contract days, he takes the Phoenix team to a small, impoverished town to rescue her and rid the town of the rebels for good.