I'm looking for a mod that will show cousins on the family tree so I can view the entire family. I'm playing a legacy challenge with Jared Frio and I just found out now that Connor Frio, his brother, ...
You will be able to see more as the generations progress. The only way you could see it the way you want is if Connor and Jared had parents. I guess it just means you need to be vigilant in clicking on siblings to see what's happening in their lives. I use Nraas SP and see (and read) all notifications of what's happening in my town so know of every birth, relationship, death, etc.