First act of incest, advice and questions?

I (12M) first year middle schooler.<br><br>Happened with my 10 year old sister.<br><br>We were trying out some games before, so we did some intimate things, but that went on for too short of a time.<br><br>First time, we did some intimate things on our own and that was it.<br><br>Second time, we were first wearing some shorts.<br><br>Then we both were naked.<br><br>We did some more intimate things, a few times, then the game ended, and that was it.<br><br>I wanted to go further.<br><br>But she didn't like that idea.<br><br>I'm confused if I was wrong or she was.<br><br>I think you should tell me what you would do in my situation.<br><br>I also want to know what kind of games you played.<br><br>What did you do first.<br><br>How did you go further?<br><br>And how far did you go?<br><br>Any help would be nice.