Su Jinyue, the seventh princess of the Zhou Dynasty, appears to be the most inconspicuous and transparent person in the palace, but in fact she runs a small restaurant in the busiest market in the capital. During the day, she was the cold palace princess who was forgotten by the concubines, and at night, she was the cook, Mrs. Su, who stirred the spoon in front of the stove. Until the enemy hostage moved in next door to the restaurant, and the prince's brother suddenly began to track down the property outside the palace, the two lives she had carefully maintained began to crack.