Serephione Granzeus, a seemingly ordinary three-year-old, has her world turned upside down when she encounters Lou, the incredibly fluffy Holy Guardian White Tiger. With the resurgence of memories from her past life as a Japanese businesswoman, she realizes her role as the villainess in a fantasy novel she once read. Determined to rewrite her destiny, she forges a pact with Lou and embarks on a mission to deviate from the original narrative by becoming an adventurer and avoiding her book counterparts. However, as she strays further from the expected storyline, the behaviors of the other characters grow increasingly erratic. Can Serephione safeguard her secrets and thwart the unraveling of her carefully laid out schemes?