Vault 12 in Fallout has lore that shows how evil Vault-Tec can be in their simplicity... 💔, If you want more Fallout Vault lore make sure to leave a comment and I'll dive into more stories like this ...
Fallout 4: How to find Vault 75 (and get one more Bobblehead!) | Stevivor
Vault 75 - Independent Fallout Wiki
Vault 75 - The Vault Fallout Wiki - Everything you need to know about Fallout 76, Fallout 4, New Vegas and more!