Liz, a young noblewoman excelling at her academy, captures everyone's admiration for her talents, grace, and kindness. However, her world is turned upside down when a renowned hero seeks refuge at the academy, leading Liz to shockingly request his undergarments. Unbeknownst to many, Liz harbors a hidden truth—she once journeyed as part of the hero's team until a crucial battle erased her memories, unveiling her true identity as a succubus, a demon of desire. As she grapples with her newfound powers and nature, Liz soon realizes that embracing her demon self comes with unforeseen challenges and consequences.