Invasion

En stad i Florida drabbas av en orkan och en parkvakt och hans familj hanterar efterdyningarna.

After discovering an Air Force officer named Paxton in a wet suit and barely alive at the ranger station, Russell begins to question what befell the man when he notices his wounds are identical to Dave's.

Russell and Mariel suffer a tragedy but it is made worse when Mariel tries to help. Kira feels guilty over an accident. During the hurricane and after there has been a mysterious military presence and Larkin tries to learn more about it.

Russell upptäcker att de förrymda försöksdjuren kan vara ansvariga för ett dödligt influensavirus.

The family of Russell's friend and fellow Park Ranger, Carl, is struck by tragedy. Russell suspects Sheriff Underlay may be hiding something when he starts looking into the tragedy.

A family of Cuban refugees tries to make their way to Miami. After they notice the lights in the water, their escape from Cuba is cut short. The next morning Russell encounters one of the Cuban survivors.

Larkin barely survives a car crash and the fate of her unborn baby is unknown. Larkin gets picked up by a stranger in a pick-up but she soon becomes suspicious of his motives. Meanwhile, Mariel tries to reconnect with Jesse.

Sheriff Underlay tracks down a mother who has abandoned a baby at Russell's ranger station. The mother denies that the child is hers.

Russell is suspected of committing a double murder. Larkin discovers Russell's criminal history and wonders about who he really is. Mariel insists that she saw a body in the water and demands that the bay be dredged.

After a couple reads his blogs, they abduct Dave to find out what he knows about the hurricane's aftermath. Underlay and Sirk discover the identity of the woman in the bay and Sirk gets a glimpse of the orange lights.