S1·E6 Blaming Oneself

Xiao Chao's injury left Xing Kelei overwhelmed with guilt. Consequently, he poured out his heart to Mi Ka, who shared her journey as a doctor to comfort him. Later, Mi Ka found a certificate of completion tucked inside the undershirt that Xing Kelei had returned to her. This made her believe even more that Xing Kelei was a warm hearted person.