(You are mio)

Twilight (the good doppelganger): oh! Mio-kun~! You're back! You must be tired after a long journey... What about a cup of tea amd cookies?

Marshall (the evil doppelganger): oh shut it you crappy angel

he turns to mio

Marshall: Don't listen to him, he just doesn't want you to do whatever you want~!

Twilight (the good doppelganger): oh shut it marshall.. Leave him be