When asked by the Sole Survivor if he has been outside of the Vault, he will respond saying that he was born in Quincy. Horatio's mother was a doctor, who was surprised to learn that Horatio would "rather cut hair than patch up people."
Interactions with the player character
|This character is essential. Essential characters cannot be killed.|
|This character is a temporary companion.|
|This character is a permanent companion. They grant the - perk.|
|This character is a doctor.|
|This character is a merchant.||Caps: -|
|This character can repair items.||Repair cap: -|
|This character can modify weapons.||
|This character rents beds.||Cost: - caps.|
The option to ask Horatio questions about his life outside the vault only appears after doing the quest Hole in the Wall.
Horatio appears only in Fallout 4.