Path of Vengeance is a Star Wars young adult novel set in the High Republic era. The story follows cousins Marda and Yana Ro, who are members of a group called the Path of the Open Hand. The Path believes that the Force should not be used by anyone, and they are determined to destroy the Jedi Order.

Marda and Yana are sent on a mission to Planet X, where they are to find a mysterious creature that can be used to defeat the Jedi. But when they arrive on Planet X, they discover that the creature is not what they expected. It is a powerful being that can control the minds of others, and it is determined to use its power to destroy the galaxy.