The hidden pattern of the word "Gu" on the corner of the handkerchief under her fingertips seemed to carry a scorching temperature, making her heart tremble. Shen Ruowei forced herself to move her attention away from her sleeves and refocused on the weak-breathing child in front of her. The smell of blood mixed with the smell of medicine lingered in the medical shed. Only the silver knife he had played with shone coldly against the beating candlelight, silently announcing its origin.