Do Kyungsoo

 Shapeshifter

 180 cm and toned but not overly muscular

 Short, dark brown hair that sticks up on occasion

 Huge brown eyes

Kyungsoo works at the mall as a hairdresser. No one knows much about his life before he started working there. He normally has a protective personality over any slave who comes into his store, almost to the point of being overbearing. 

Nicknames: D.O.