Viewers were introduced to a shady structure last night, as Nathan and company situated themselves inside Building 26 on Heroes.

What else went down on the latest episode of this struggling series? Sylar bonded with his new protege; HRG and Claire had more father/daughter issues; and Hiro took yet another pointless trip around the world.

Enjoy this detailed episode recap of "Building 26" now.

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.