I know this have been asked several times, but I never find a satisfactory answer or maybe I'm just too stupid to understand the replies lol.

Like, you can create 8 characters per world, right? Is it possible to play two different characters in the same sever, at the same time of the same service acount, but in different pcs?

I want to play with my sister, but paying two games AND two subscriptions would be too much for us...