After completing Seeking Shelter in Fallout 76, Audrey Stolz will give you another one called Oldest Trick in the Book. It may be more challenging. However, this guide will show you how to complete the Oldest Trick in the Book quest for Fallout 76.Oldest Trick in the Book – Fallout 76 quest guideAs mentioned, this quest takes place after you’ve done Seeking Shelter. When that’s done, talk to Audrey in the Dark Hollow Manor. This should start the quest. Upon interacting with the NPC, Hugo will come in and inform you that his wife, Cassidy has been taken away and that he needs your help in finding her. After this brief conversation, Audrey will give you the location of where his wife is so you don’t have to go searching. To find her, you must take care of the cultist that has kidnapped her first. Which leads into the next part.When you finish speaking to Audrey, you’ll get a marker of where the cult’s hideout should be, which is in Old Crimora Mine. It’s goi…