Stealth using St George as leverage to kick

His voice trailed off as she grabbed his arm. For a brief moment he pictured Karen half swooning against him like the love interest in some old movie poster. It made him feel a bit heroic.
Then her other hand grabbed the top of his shoulder and pushed down hard.
She swung up and over him like a gymnast vaulting off a horse. Her boot lashed out at the trio in front of them and caught the blonde in the jaw with a solid crack of bone. Karen twisted her body, brought her other foot around, and slammed the heel into the dead man’s head. The glasses shattered. She landed in a crouch, spun, and swept the legs out from under all three monsters.

Excerpt From Ex-Purgatory, pg 225
Peter Clines
https://books.apple.com/us/book/ex-purgatory/id676938479