Better Living Underground

 is a quest in Fallout 4 add-on Vault-Tec Workshop as well as an achievement and trophy.

Synopsis
After investigating the radio beacon and finding Vault 88, the Sole Survivor investigates a curious message from a Vault survivor within.

Walkthrough

 * 1) Enter the Vault and find the terminal on the right-hand side, at the security station.
 * 2) Activate it and lift the lockdown.
 * 3) Head to the reactor on the other end of the entrance. Kill Security Chief Andersen and loot the control board from his corpse.
 * 4) Activate the Vault-Tec workshop in the utility corridor next to the reactor room.
 * 5) Activate workshop mode and scrap the rubble piles blocking the entrance into the Vault proper.
 * 6) Enter the railyard area and talk to Valery Barstow.