Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Apocalypse Raider	Ending 6 - Become a Raider (Secret)
BayTown	Ending 2 - BayTown (Secret)
Born Leader	High allegiance.
Braniac	High intelligence.
Callous Soul	Low humanity.
Charmer	High charisma.
Cheer Leader	High morale.
Doomsday Builder	High technical.
Harem	End with all female survivors. (Secret)
Hidden Bunker	Ending 4 - Hidden Bunker (Secret)
Human Race Savior	Ending 8 - Develop the Vaccine (Secret)
Lone Wolf	Leave the cathedral solo. (Secret)
New Temperance	Ending 9 - Settle in Temperance (Secret)
Perfect Match	True romantic relationship.
Powerhouse	High strength.
Pure of Heart	High humanity.
Reverse Harem	End with all male survivors. (Secret)
Sharpshooter	High dexterity.
Social Elite	Best friend to all.
Soldier Survivor	Ending 3 - New Command (Secret)
Strong Willed	High will.
The Chosen	Ending 7 - The Chosen (Secret)
The Summit	Ending 1 - The Summit (Secret)
Weapon Master	Find all hidden weapons.
Zombie Nightmare	Ending 5 - Become a Zombie (Secret)