A platonistic ontology of this sort is, from the point of view of a strictly physicalistic conceptual scheme, as much a myth as that physicalistic conceptual scheme itself is for phenomenalism.
Here is a miraculous Narnia magic kingdom——a magic world once possessed full of spirits and talkable animals, dwarf and giant , in this world, "human" is the biological of the myth.
For the bubbleheaded young Narcissus of myth, the mirror spun a fatal fantasy, and the beautiful boy chose to die by the side of a reflecting pond rather than leave his “beloved” behind.