S10E08: Neʻe aku, neʻe mai ke one o Punahoa (That Way and This Way Shifts the Sand of Punahoa)

Five-0 teams up with a DEA agent to search for a killer whose plane crashed in the jungle with $10 million worth of heroin on board. Also, Grover is thrilled when his niece Siobhan comes to try out for the University of Hawaii basketball team.