The dialogue option "Follow me, i need your help" was not there. in fact, the dialogue options were showing as if she was already recruited, because all the "wait here" and the "i need you to do something" were there. i typed in the console "show playerfollowercount" again, and it still said zero. "well," i thought, "this is probably a minor. Vilja is a custom-voiced follower who comes with over 6500 lines of dialogue in addition to the thousands of lines that come with her quests. Instead of having one long quest, Vilja comes with multiple questlines, including one for romance and marriage. This, combined with all the potential conversations will keep you absorbed for a very long time. Mjoll is okay for a while. She gets repetitive quickly, though. Serana is probably my favorite. She can get repetitive, too, but she has a lot more little phrases that only pop up in specific circumstances than the other followers (e.g. in the Forgotten Vale, if you jump down the waterfall to go into Darkfall Grotto, she'll say "Ugh, I told you!.