Aww thats awesome!
Lelouch as the demon Kaz from Pangya and Kallen as his fellow ghost and former lover Karen who sacrified herself for him.

Nothing suits these character more than this.

But who is cc, I guess erika?..

Kooh is CC here... but if you consider that there was an official PangYa x Code Gead Collaboration event, except for Kaz, these are all wrong.