Andrew deals with his failure to save a family from drowning.

A sailboat gets caught on high seas in a storm.

Carly discloses her troubled childhood to Wendell; Andrew's nightmares escalate and he quits counseling; Miro picks up a teenage flag girl to bring to Laura's party.

A junkie is tossed overboard; Miro's truck is repossessed; Amy kicks Andrew out.

A rescue becomes personal for Laura when she is called upon to save the life of Jen, an undercover cop, who is Tina's biological mother. With tequila as incentive, Andrew and Carly study for the upcoming base inspection and accidentally share a passionate kiss. While attempting to repair Laura's backyard shed, Miro enlists Tina's help and ends up being a positive influence.

When a retired lighthouse keeper with Alzheimer's goes missing, it stirs up Carly's guilt for abandoning her father. Ursula finds Tina in a compromising position in Miro's hotel room and gives Miro the boot, landing him in Laura's guest house. Carly finds Wendell camping out, about to revert back to drugs.

Miro violates regulations when he takes the MLB on a chase. Meanwhile, Andrew tells Amy about kissing Carly.

A community-wide search for a missing epileptic boy expands when Carly doesn't return from a kayaking trip.

Laura leaves David at the altar to take part in a rescue.

Tension mounts in Port Hallet as the local commercial fishermen are shut out by moratorium that excludes First Nations fishing. Carly, a fisherman's daughter, sympathizes with the locals but finds herself forced to turn against them when they attempt to sink a native fishing boat. Meanwhile, a fresh crop of summer cadets from Coast Guard College arrive at the base ready to compete for positions on the MLB.

When Tina goes missing Laura must work with Miro and Tina's mother to find her.

Mysterious things happen at the home of a reclusive woman. Meanwhile hikers keep hearing explosions.