Deok-Su Nam is also known as 나덕수.
Deok-Su Nam is male.

나덕수
The main character who moves from Nadeokdo, a rural area, to Seoul in order to design clothes. At first he looks like a fashion terrorist (a Korean slang term for someone with incredibly bad fashion sense), but his style gradually improves. He lives in the K-House, which is often mistaken for "Gay House".