The Browns must navigate the treacherous Wrangell Narrows on course for the storied Mosman Island where Bird hopes to begin a new chapter. But with the clock ticking for Noah to find his homestead, stormy seas threaten their journey.

Noah finds his dream property on a remote, private island but without the full deposit to secure it, agrees to a complex barter deal. Back on Mosman Island, the emotion of the Alaskan trip takes its toll on youngest sibling, Rain.

The Wolfpack moves to fulfill sister Rain's longtime goal of mining gold on the mountain. But with the siblings shorthanded, other big projects like Gabe's cabin build must compete for priority.