Translating

In response to this, I just flicked my hand and hit him in the face with a ball of water.

The leader of the other group revealed a bitter look on his face when he felt this ball of water hit him in the face, but he knew better than to say anything.

Instead, he watched carefully to see what I would do.

After my group came out, they looked at the group trapped in my laws with a strange look.

The young master's group came forward with their weapons raised, while my group had their weapons down since they trusted me. The young master's group looked like they wanted to kill these 'monsters' right away, but they didn't since they were wary of me.

Now that I had shown my powers, they became wary of me once again.

There was a trace of relaxation built up from the way that I had treated them, but that disappeared when they saw the power that I had.