the slaughter of Vault 81

slaughtering the people of Vault 81

killing the inhabitants of Vault 81, including her parents and pet cat

and she turns against him to side with the Vault 81 inhabitants hes slaughtering

the entire Vault 81 community for their deaths by his hands

kills his son twice and massacres the residents of Vault 81

Father, the leader of the Institute and progenitor of the human-based Synths,

which confirms that he is indeed the Captains long lost son Shaun