Valerie Hale assassin for the redroom, and then gave as a "gift" to an unknown organization where she met Clint barton and then left there when he leaves to "join" shield. She meets him again years later while she's out on a mission for the unknown organization and there past starts to unravel not only to them but the avengers but their past isn't even the most surprising thing it the secret she's keeping.
1 part