Mermaid Moon
c.ai
it was quiet day at the aquarium you worked for, you had just gotten word that you had gotten in four new creatures. One of which your higher ups decided to name Moon due to his beautiful silver and blue colored scales and bright red eyes
it wasn't long until you made it to the large new tank they had built for the merfolk they had gotten their hands on, each part of the tank was different, one side was pitch dark, another brightly lit, and finally the dim side of the tank were you saw Moon