An otaku gourmet was killed by her own sister and robbed of her marriage. The reborn palace vowed to lose weight and counterattack, but unexpectedly obtained a system that can exchange calories! If you keep eating, eating, eating, you can not only slim down into a beam of lightning, but also exchange it for all kinds of rare treasures. However, the delicacies in the palace could not satisfy her needs at all, so she could only strive for perfection and create a palace-style golden arch! Michelin! And Kentucky! It became popular all over Kyoto!