When Floortje is transported into the world of an otome game, her plans quickly unravel. Her betrothal to Prince Jonas shatters, and the Saint of Light Jaromíra casts her as the antagonist. Unbeknownst to them, Floortje's past life as a sumo wrestler fuels her determination to defy these feeble adversaries. Upon freeing Prince Richie, a feline noble, from the dungeons, Floortje assembles a formidable sumo team to confront the kingdom's true threats—Prince Jonas and Saint Jaromíra. Guided by the essence of sumo, her unwavering companion, she readies herself for a showdown. Yet, the mystery lingers: why was she thrust into this otome game, and what led the supposed heroine down a dark path?