Cold Master's training of his servant to clean up. Master Xiaohei, a young man with an icy temperament, took in an abandoned slave boy from the streets. He decided to teach him how to be useful by training him to become a good housekeeper and cleaner. The process was not easy as the boy was unruly and stubborn at first. But Master Xiaohei was patient and persistent. With time and effort, he managed to tame the boy's wild behavior and instilled in him discipline and responsibility. Today, the once untamed slave boy now known as Cold Master's servant had become a diligent cleaner and housekeeper. He took pride in keeping his master's place clean and tidy, ensuring that every corner was dust-free and every surface sparkled. Cold Master looked on with satisfaction as he witnessed the transformation of his servant from an unruly boy to a helpful and efficient housekeeper. It was a testament to his dedication and patience in training him right.