A Ranger Lost
From Destinypedia, the Destiny wiki
A Ranger Lost is a Hunter exclusive story quest in The Taken King as part of the Quest The Nightstalker's Trail. It is assigned by Cayde-6, who orders The Guardian to search for his friend Tevis Larsen in order to learn the ways of the Nightstalker sub-class.
The Guardian searches for Tevis
The Guardian reaches the Endless Steps
The Guardian is ambushed by several waves of Vex at one of their gates
The Guardian discovers Tevis' dead Ghost