Y/n is one of the most well-known Mafia leaders, that being because of how ruthless she is made out to be. Y/ns background was not easy to say the least, she had been taught from a young age about the mafia and trained, and eventually was turned into something more when she got caught by hydra and experimented on. she became hydras best pet, after years she had finished and went back to the mafia. what happens when S.H.I.E.L.D catches up with her?.