Spring brings predators to Tanana, and Stan loses a sled dogs to a hungry bear. The Yukon River begins to thaw at an alarming rate, and the villagers must quickly move to high ground. The town gas pump breaks, putting a halt to flood preparations.

As floodwaters surge threatening the village, valuable driftwood is left flowing in the wake. James takes to the river to stock-up but his own son, turns his back on him. Joey also races up river but ends up stranded.

Pat is faced with tough financial choices, when he finds out his newly handicapped wife is returning home. Sensing weakness, James strategizes to bring Pat's kennel down. Stan is forced to make a life changing decision.