He serves as the primary antagonist of Fallout 4 unless the player character chooses to side with him. Shaun, also known as Father, is the son of the Sole Survivor and the leader of the Institute in 2287. Walking, talking, fully articulate Capable of anything. If you join the Institute you'll be allied with the Minutemen and destroy the Railroad and the Brotherhood of Steel. If you join the Minutemen you'll end up allied with the Railroad and will end up destroying the Brotherhood of Steel and the Institute. One may also ask, what happens if you join the institute? 2 Answers. To build the Signal Interceptor, you have four options: Thereof, how do you build the signal interceptor by yourself?
