"I'm not just evil, I'm the definition of wicked" or in which a certain brunette's heart is torn in two {Disney's Descendants 1&2}

-i started this book july 6th so for now eveything is mines until descendants 2 comes out-

What if Mal has an older sister, named Malinda, that she left on the Isle. She is also friends with Uma, daughter of Ursula, Harry, son of Captain Hook, and Gil, son of Gaston. When Mal leaves the Isle what will her older sister do with her friends? Will something happen between Malinda and Harry?