There isn't any Step incest. You can label it all you want, but there isn't incest.
Incest is relations between blood relatives, and step-siblings/Parents are not blood.
Now if it was more of a half-sister/half- brother kind of deal that you be incest. The siblings share the same parent. It...
I mostly go with blue. Red head, and blue. Although sometimes I do like to switch it up to blue, or maybe blue.....Hell I'll even go with blue. Sometimes though when I am feeling really rebellious I'll go with. I'm mad... Mad I tell you.... (insert sinister laugh here)
I get that it cost money to run a site. I would be mo willing to pitch in money wise if nothing was locked behind a paywall. So how does grinding help?