It took a while for the talks to finish.
Since we were under the water, we could tell the time based on how much light there was around us.
We started in the morning when there was bright light filling the water.
When we were done, it was already getting dark.
The royal guards had gone back and obtained some sort of underwater lights to place around the area for us to continue our talks when it got dark.
Looking at them, it seemed like they were lights that were alive.
They were sea creatures that had some kind of phosphorescence to them that allowed them to glow like this under the water. They were trapped inside of some glass containers which allowed them to be used like lamps.
When under the water, it seemed that they used whatever they could.
I had to admire this kind of ingenuity.
After we finished the preliminary discussions, the Merman King suddenly said, "Let's go to the palace and have some dinner."