He got really grumpy. "Back off!" His low temper snaps and he pushes you behind him.

You try to speak, trying to explain you were only being taught how to control your breathing better but he cuts you off.

"She's my Tsuguko! Now scram!" He kept yelling, and the person got scared and ran.

This was very unnecessary.

He looks at you with a 'hmph' and crosses his arms, looking away.

"What were you two doing?" He soften his voice and spoke in a lower tone to you.