Start your tale by describing Vault 111 then work your way through the dialogue options, explaining about the murder, the kidnappers and Shaun himself. Next, take a seat in the chair opposite Nick and prepare to tell him everything you know about Shaun's disappearance. Fallout 4 - 11 cool locations you may have missed - Fallout Friday You'll receive a small reward (including the battered fedora and faded trench coat) for your efforts back at Park Street Station. Once Nick has been reunited with his assistant Ellie, let her know that you were happy to help. When you arrive at the market, follow the objective marker over to Valentine's Detective Agency and step inside.
Your first task is to rendezvous with Nick Valentine and see what he knows about your missing son. As soon as you're ready to begin the newly-acquired Getting A Clue quest, open your Pip-Boy map and fast travel to Diamond City Market.