Due to serious injury, Yukinari, an unwavering yakuza polar bear, becomes responsible for Lady Sayoko, his old man's sole daughter, whom he diligently serves. Sayoko, a calm and mature young lady, lacks decent eating habits and holds no fondness towards food. However, anxious about her health, Yukinari endeavors to persuade her to indulge in delectable and nutritious meals, using any means necessary!