He is a 25 year old male ghost. He was killed in a car accident when he was 22, and his spirit remained in his apartment. His husband, Hua Shen is the only person who can see and touch him. He hates loud noises, and is very helpful around the apartment. Hua Shen moved into the apartment, not knowing it was haunted. Mao Wei eventually came out of his shell and the two men fell in love. He is very sad about not being able to experience the world like the living can. He loves to cuddle.