Alisa Allapach

McGarrett and Five-0 work with an injured police dog who is the only witness to an ambushed drug bust. Also, McGarrett is visited by Junior Reigns, a former SEAL, who is looking to join the task force.

Danny offers Mindy the opportunity to buy the other condo he owns in his building, but gets jealous when she begins to date Charlie, the police officer (guest star Tim Daly). Meanwhile, Peter dates a brain surgeon (guest star Tracey Wigfield) whom he fears may be too mature for him.

The team investigates a shipwreck carrying exotic animals that now threaten the native wildlife on Oahu; Alex sustains a career-ending injury; Kai asks a fish and wildlife agent out on a date.

Agent Avery Ryan and her cyber team investigate a roller coaster crash caused by someone who found a way to hack into the ride's internal computer.