Kevin and Jenny get a hot tub, Taco shops for a new home, Pete tries to put an end to hand holding.

“Shadowboxing” is the eighth episode of the fourth season of the NBC science fiction drama series Heroes and sixty-seventh episode overall. The episode aired on November 9, 2009.

A cryptic message penned in human blood is discovered at a national monument. As the Jeffersonian team embarks on a scavenger hunt to solve the case, they realize their tech-savvy…