"Is Tracy part of the whole... uh... ikiN setup there?" By "ikiN setup" do you mean the lot of them, the group (also called a system or collective)?

Other than the pronouns as azurelunatic pointed out, you're fine.

We haven't seen Heroes although some of our friends are following it.

If each person has their own power, then one might "borrow" another's via co-running -- two people using the body simultaneously. Are the writers of this show aware of such things?