Aloha Ke Kahi I Ke Kahi
S4, E1: When following McGarrett and Wo Fat's escape, gunmen hit Five-0 headquarters. McGarrett must turn on his own in order to find Catherine.

S4, E1: When following McGarrett and Wo Fat's escape, gunmen hit Five-0 headquarters. McGarrett must turn on his own in order to find Catherine.