David Paluck

Finn gives a health update on Doc; Meredith is assigned to work with Callie for the day; George gets paired with Derek.

Izzie and George attend to Denny; Cristina is in charge of the ER; Derek struggles with the idea that he has a friend's life in his hands.

After a street artist's mural is stolen, the investigation soon leads the team to a conspiracy involving a Navy contractor and ocean mammals.

McGarrett and Danny go undercover as drug pilots to stop a meth epidemic on the island. But when McGarrett is seriously wounded, Danny is forced to break cover and land the plane.

After the wild party at Caleb's mansion Sandy, Seth and Ryan devise a plan to save another Atwood from going to jail.

Everyone resolves their lingering issues, make major decisions, and transform themselves with the help of each other.