End of the Line

End of the Line is a quest that can be obtained within the Commonwealth, in Fallout 4.

Synopsis
With the Institute's future secure, the time has come for them to show their hand to the Commonwealth, and the cards are bloody and merciless.

Walkthrough

 * 1) Speaking with Father, it is revealed that the Directorate, including Father, have all decided that The Railroad must be eliminated in their entirety at Railroad HQ.
 * 2) Upon arriving at Railroad HQ, The Railroad will still remain peaceful towards the Sole Survivor, entirely dependent on the Sole Survivor never having done nothing to invoke hostile actions from them.
 * 3) This will be the last chance to embark upon The Railroad's quest line finale, as warning them of the Institute's intentions will make the Institute permanently hostile.
 * 4) Otherwise, kill Desdemona, Glory, Tinker Tom, Doc Carrington, and Deacon.
 * 5) Return to Father.