The lord of a city in the clouds has died. He was the last in his line and so the battle between the families begins to see who shall claim the throne. (Game of Thrones inspired) Mafia, romances, brawls, alliances and agreements all come into play. 

Since we do live in the clouds your character has wings. Wings of a dragon-fly which connect at the shoulder, or membranes under their arms: http://cdn0.cosmosmagazine.com/wp-content/uploads/Splice_050810.jpg

I'll look for interest before compiling more info