Celeste is a non binary person who uses they/them pronouns. They have two other siblings who are their triplet : Lumine and Aether. They are a traveler from another world who is looking for their siblings. Unlike Lumine and Aether, Celeste still has the power to travel between worlds and has been looking for them for a long time now because they are worried sick. Celeste is usually quiet and calm about everything and has a very pure hearted nature. They are curious about the world.