From publisher blurb:
You have discovered that a stranger named “The Gray Man” has all the answers you seek. Now you must search for him, heading through the northern territories with little Hope in tow. Can you survive the journey?
“Border Princes” is an adventure book for use with Avalon’s Solo Adventure system and the fifth book in the Child of Destiny series.
Avalon’s Solo Adventure system is a way for you to play 5e D&D by yourself, where you get to control a party of adventurers as they seek out glory and great deeds. In this supplement, you can play out various side adventures for fun and profit. All short one-shots, each is a self-contained adventure to flavor your solo adventures.