Mr. Link recruits explorer Sir Lionel Frost to help find his long-lost relatives in the fabled valley of Shangri-La. Along with adventurer Adelina Fortnight, this trio of explorers travels the world to help their new friend.

A bright young yeti finds something he thought didn't exist: a human. News of this throws the simple yeti community into an uproar over what else might be out there in the big world beyond their snowy village, in an all-new story about friendship, courage, and the joy of discovery.