Two faces, one mind

this explain a little about all that stuff that Orion is Denix and viceversa. Long time ago, a "friend" give to Orion the Yanyin necklace, this magical necklace gives him the ability to change his appearence, there is where Denix enter, Denix is Orion's wolf disguise.

Ryura use her magic to erase Orion's memories and get him into Denix's look and made him believe that he was a orphan wolf who promised to obey her in anything that She want. Fifty hundred years after he met Akira, Denix start to recover his memories and his true appearence and name

Orion/Denix belongs to