Super Siblings?
https://66.media.tumblr.com/a71099a78d070f5cd7ae28b86b4cb1a4/tumblr_pygqlsRMx01wy9czzo1_1280.png Is this a new thing or just something I've not seen before? I started the household with four teens,...
Forum Discussion
It's not based on interactions. Teens that live in the same household when they age up will get that relationship bit. You can avoid it by moving one of them out during the other teen ages up to adult. I've done that several times and it works like a charm.
