Demon Queen Just Wants to Make Peace summary: While juggling a part-time job to pay the bills, Lee Jinjoo dreams of pursuing a career as a musical actor. One day, her life takes an unexpected turn when she wakes up in the world of her favorite romance fantasy novel. Much to her surprise, she now inhabits the body of the notorious Lady Devil - the final antagonist of Part 1. In this new reality, her destiny is sealed as she is fated to be defeated by the Male Lead, a valiant warrior. Determined to change her predestined outcome, Jinjoo sets a goal to rewrite her own story and become the unexpected hero of this fantasy world. Her ultimate challenge is to find a way back to her own world, whatever the cost. Can she defy the odds and alter her destiny?