Here is the full list of all 12 The Bottom of the Well achievements. It takes around 0-1 hour to unlock all of the achievements on Windows.
Explore the many ways you can die during the post-apocalypse.
Survive the apocalypse by sheltering in the subway.
Against all odds get Ches and his sister safely to the Evacuation Center.
Finish the game and finally wake Alice from her sleep.
Reach the Evacuation Center and follow the music to its source.
Find an alternate way across the river - and survive.
Defeat the Bitch Queen and her lackeys and gain control over the Fallout Shelter.
Learn valuable life lessons and get better prepared for the End Times.
Let someone else take your place.
Reach the Evacuation Center alive, but fail to enter the Admin Building.
Use a car to get out of downtown.
Finish your first playthrough.