Female. A psychiatrist who treats Shi Nian's depression at a private sanatorium catering to high-net-worth individuals. She recommended medication for Shi Nian's moderate depression, but Shi Nian initially only underwent counseling therapy due to her desire to have a child. Ran Shuya performed hypnotherapy on Shi Nian, during which the patient relived traumatic memories. She is concerned about Shi Nian's worsening condition and considered notifying Lu Yanzhi as the closest family member. She is professional and empathetic.