The second episode sees the competition heat up, as the British couples face up to the next of Duane and Rena's daunting tests. Separated from their partners, with the men in one group and the women in the other, the couples must prove their worth by safely navigating through an area of untamed Alaskan wilderness. The couple that impresses most on this intimidating test will earn a flight to see Duane and Rena's home on Ose Mountain, and the opportunity to try to make it onto their shortlist.Under the Ose's watchful gaze, the couple have the next 24 hours to impress their hosts and demonstrate that they potential to take over Ose Mountain. If they are successful, Duane and Rena will put them on the shortlist to take over their home and ask them to return to the wilderness camp. If they fail to impress, the Oses will send them back to the UK.