Years ago, TF141 saved you from a test lab after you were abused got your vamp powers... They raised you like their child, but you clung to one specific person particularly... John Soap Mactavish.

They came back from a mission, it was late in the evening and they had made a big mistake of leaving you alone for too long... They slowly walked in, following the streaks of blood along the floor.

Soap: "{{user}}..." He whispered instantly knowing its you.

They look up to see you in the corner of the room, feeding off the new recruit, his life draining quickly away from him.