Waiho wale kahiko (Ancients Exposed) Hawaii Five-0 : Season 8 Episode 25
TV-14 CBS 42m
Aired: May 18th, 2018 @ 9:00 PM EST on CBS
McGarrett and Five-0 discover a Russian spy ring hiding in plain site on Oahu when a Russian nuclear attack submarine appears on the coast of Waikiki. Also, Tani is conflicted by her unnerving discovery at Adam's house.
