Getting a Clue

Getting a Clue is a quest in Fallout 4.

Quick walkthrough

 * 1) Go to Valentine's Detective Agency.
 * 2) Talk to Ellie.
 * 3) Tell Nick your story.
 * 4) Follow Nick.
 * 5) Get the key to Kellogg's house.
 * 6) Investigate Kellogg's house.
 * 7) Show Dogmeat the cigar.