Vault-Tec Calling

 is a quest in the Fallout 4 add-on Vault-Tec Workshop.

Synopsis
A mysterious radio beacon appeared in the Commonwealth, calling for all Vault-Tec employees to investigate a distress signal at Vault 88. The Sole Survivor doesn't know better than to investigate...

Walkthrough

 * 1) Travel to Quincy quarries (now a Vault marker).
 * 2) Enter the red door at the bottom of the excavation pit, then the digged-out passage.
 * 3) Kill all the raiders trying to open the Vault door.
 * 4) Open the Vault door.