Rebecca, a daughter of a low-ranking noble, supported her family's finances with her seemingly mundane "Detox" skill. However, she was targeted by her stepmother and stepsister, who spent money lavishly, and was suddenly expelled from her home. Having left, Rebecca heads to the frontier. There, she happens to save a girl named Rouru who is suffering from poison. At Rouru's request, she ends up opening a cafe in that land――!? At first glance, her plain "Detox" skill is actually a super rare skill that makes 【delicious but highly poisonous ingredients】 non-toxic and even enhances their flavor!!! The long-awaited comic adaptation of an expelled noble lady's gourmet success story!!!