Melyssa is a freshman at Hope's Peak High andGatekeeper. She is known to be girlie, spiteful, and a grudge holder. Melyssa was constantly abused by her boyfriend now ex-boyfriend Robby and dumped him. When he tried to force her to get back with him using his units, Victoria saves her. However, Melyssa wants revenge. Thus, she obtained her own gatekeys along with her friends and even used Robby's allergy to make him swell up and bloat like a balloon to bring him at a disadvantage until Victoria backs them up along with her companions. This enraged Melyssa, feeling betrayed and engages battle until she and her group of friends were defeated by Victoria. Furious, Melyssa leaves, leaving her group of friends behind and becoming an enemy throughout Victoria's journey. She will only be seen in battles and tournaments.