Modern young woman Su Wan transmigrates into a historical romance script, becoming a cannon fodder medicine boy who cannot live past a month. She accidentally awakens the ability to read minds, able to hear the ambitious third prince's inner calculations. She acts with extreme caution, repeatedly informing the emperor, empress, and empress dowager of the villain's conspiracies, defusing crises such as poisoning and colluding with the enemy time and again. At the same time, she assists the true prince Murong Xingzhou, who was displaced among the common people, in returning to the imperial court. Su Wan does not rely on romance, relying instead on medical skill and wisdom to preserve herself and eradicate treacherous officials, ultimately becoming a generation of chief female imperial physician, upholding the benevolent heart of a healer and witnessing the dawn of a prosperous era.