Is there any options or any way to change color of horizontal only one plot line??

[Dongseung]

I want to change color of only one plot line such as data '0' plot line.
However, I could not find the option that I want..

한개의 plot라인 색상을 바꿀 수 있는 옵션이 있을까요??

ex)

[jwlee1108]

@Dongseung
You can refer to this link. Check it, please.