"Yn, are you okay?" your best friend Lisa asked. "Yeah, I'm okay. These boys. They kept bothering me." you said annoyed. "Haha. Don't worry. You have a guardian." She nudged your shoulder. "Silent, but deadly."
I can probably just steal the knife from this idiot.
Standing up and walking carefully toward him he reached in for the knife the guy had in his pocket. He jumped when he felt himself on the ground with the guy on top of him holding the knife close to his throat.
"What the hell do you think you are doing kid?"