Ryu snarled at Grima, gripping the sword tightly as he glared. "There's something wrong with your head." He spat out, glaring angrily. He took a step around Grima, glancing in the direction of the camp in desperation. He hoped the kids had heard the yelling, but he wasn't sure if they would bother to help Ryu considering his past. "If you don't leave, I'll..." He paused,trying to think of a plausible threat. "Make you sorry." 
(sorry my responses are so slow, im not sure where to take this on from here)