You Are My Hero S01 E06 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.