Soulmate AU. In which it's impossible for someone to see colors without their soulmate's direct contact. Natalia thought everything could be fixed if Luke could just remember again. Re-take on Keterburg scene. Kinda based on the interview I read which said that Natalia picked Luke in the end.

Even now, he still caused him pain. In which Ion had died and left Asch with what seems to be empty promises and an impossible request.