The Heiress's Revenge

Iris Linden, heiress of Aura Group, hides her identity, joins her company as an intern, becoming colleagues with her three former college roommates. The three frame Iris for their work mistakes. They team up with department head Kai Dalton to ostracize and suppress her. Iris reveals her true identity, exposing their actions that harmed the company. They collude with external competitors and are punished by law. Iris leads her team to complete a key project, becoming a capable successor.