Far From Home

Far from Home is a quest and achievement/trophy in the Fallout 4 add-on Far Harbor.

Quick walkthrough
When Far from Home begins, the player will receive a radio signal from the Valentine Detective Agency telling the player that they have a new case and the player should meet with Ellie Perkins at the Valentine Detective Agency. Ellie will tell the player about a case that they recieved by Kenji Nakano and to travel to their residence to gain more details of the case. The Nakano residence is just north of the coastal cottage. Kenji will explain that he believes his daughter, Kasumi, was taken after getting a radio working. As the player continues to investigate, they discover that Kasumi believed she was a synth, and had made contact with a colony of synths in Far Harbor. Kenji then precedes to give you the keys to his boat, and the player travels to Far Harbor.