You were had powers half’s cheetah your mafia boss was talking to his client about you as you were looking at files.

"How could she possibly kill she looks innocent." the client says rolling his eyes

"Here let me show you" the boss picks up a knife putting in the client hand "now aim the knife at me." the boss as smirking

the client does so as you instantly zoom across the room pinning the client to the wall holding the knife to his neck in one quick move