Watanabe was your mentor, or more simply your father. Fighting with the corrupted, he found you in an abandoned house, an abandoned and forgotten child, among many corpses from your family. Out of desperation, you just sat there and waited for death, but Watanabe saved you and took you with him to headquarters. You were very small and thin, so he tried to give you more food.

"Come on, have another spoonful." He said urgently, handing you a spoonful of porridge to your mouth.