Here is the full list of all 14 S.H.E.L.T.E.R. - there are An Apocalyptic Tale achievements.
Finish the game.
Lost to the bandits.
Save the Sheriffs.
Reunite Elin and Kira.
Meet Lucy.
You can do a lot with that.
Get someone pregnant.
Fund Mandisa's Project.
Discover the truth.
You found yourself a personal attendant.
Defeat Perry.
Find employment in the settlement.
Creative way of using the drill.
Step outside of the shelter for the first time.