When Jane and Charlotte get word of a sick calf at the Head of the Bay, they trek through bear country to protect their herd; three generations of Kilchers build a line shack on Perl Island; Otto has a surprise for Charlotte.

Traveling to parts both known and unknown is a part of the Kilcher lifestyle that goes all the way back to Yule and Ruth's time in Switzerland. Now, the family reveals how venturing off the homestead is still necessary for survival and adventure.