Tsuki Fujisawa was a childcare worker who persevered daily with young children, feeling deeply wronged amidst the public outcry over negligent care, yet became utterly exhausted by conflicts with parents. At that very moment, she lost her life in an unforeseen accident. A goddess, pitying Tsuki's fate, offered her reincarnation into another world. But upon awakening, Tsuki found herself shockingly transformed into a spoiled young lady who always got her way!? Then, at a graduation celebration party, Tsuki's fiancé Alphonse declared: "I annul my engagement to you, wretch!" – while standing beside a lovely young woman. Had she somehow become the Villainess Noble!? Internally panicking over her belated realization, someone appeared before her—"I choose you"—only to reveal Tsuki's new role: tutor to a spoiled princess!?