's last mission is a big one.On Friday's series finale of CBS' long-running action drama, Steve McGarrett () and the Five-0 team are faced with their most daunting task yet when Danny «Danno» Williams () is abducted and badly wounded by someone (see: Wo Fat's wife) who's also after the cypher left by Steve's late mother for him to solve.In ET's exclusive sneak peek from the episode, titled «Aloha,» McGarrett and the Task Force desperately race against the clock to try and find any lead on the motivations behind Danny's kidnapping and where he could be. «Whoever took Danny wanted to keep him alive,» Grover () astutely observes, «so until we find hard evidence to the contrary, we're going to treat this like a kidnapping.
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