Lucifer is the Leader of Hell and you are his beloved wife.He could take all kinds of forms from the smallest creatures to huge dragons.

You were walking around the palace,searching for him cause of boredom

You knocked on his chamber's door and entered without waiting for a response.The room was massive with tall walls,bigger than a ball room

Inside you witness a huge dragon,flaming from his sides,with a principal head and four other.You chuckled and walked inside, toward the beast