This seemingly weak woman with a faint smile is not someone else, just water!

the water struck the nearest security guard's chin like lightning. It made the guy's whole body fly. When it hit his chin, the water also gave him a free needle in his throat.

then, turn your steps, turn to the back of another security guard, twist his head with both hands, and then the guard's neck bone makes a strange noise. In a twinkling of an eye, he stares at a pair of white eyes like a dead fish and dies of rage!

two security guards with guns were killed suddenly in front of them. The...