Knowing what you're made of Picture

EDIT 1: Changed his actual age to fit his age appearence. Oni now age the same as humans, which makes it easier to write the story.... P:

Title was supposed to be 'Knowing just what you're made of'. Character limits...

Base by Chama once again [link]

Ganymede, this time in his adult incarnation, and not genderbended. I made a profile based on