Improvised
The other guard had a worried expression as he thought Pan Sik approached lady Arisu's friend disrespectfully. His physique was larger than Riku's body, and he had black silky hair, and blue eyes.
By just simply looking at him, he could easily tell that this man was a good fighter. First, he introduced himself in a polite tone. "I'm Riku Hirota, I'm the assigned inventor that would work here." He narrowly bowed his head.
But the thing got worsened. The guard shook his hands and head in unison. "S-Sir Riku, you don't need to bow your head for someone like me. I'm just an ordinary guard in this village my superior would surely scold me once they saw us." He stammered, trying to fix the matter here to avoid the worst-case scenario.