Into the Mystery

Into the Mystery is a side quest in Fallout 76.

Quick walkthrough

 * Find the body at the Tygart water treatment plant.
 * Go to Riverside Manor and access the study terminal.
 * Equip a worn veil and head to the northeastern corner of the parlor room.
 * Go downstairs and go through the laser grid into the underground facility.

Behind the scenes
The quest's name may be a reference to the similarly-named song by Van Morrison, "Into the Mystic."