With Eleanor assuming the role of the architect, the group adapts to the challenges facing them when four test subjects inhabit a new neighborhood under their supervision.

Eleanor, Michael, Janet and Tahani have their hands full when the new residents begin to show their true colors. Jason receives some unsettling news.

As the group deals with a frustrating lack of progress, a visitor arrives and makes a shocking claim that causes them to question who can be trusted.

Michael and Jason sneak into Demon-Con. Left in charge of the neighborhood, Eleanor copes with Derek's ineptitude and Tahani's dissatisfaction.

After Brent writes an offensive book, Eleanor, Michael and the others try to help him evolve. One of the humans discovers Jason's true identity.

With one day left in the year, Simone reveals that she's suspicious about the neighborhood -- and her investigation could derail the entire experiment.

Michael works with the Joint Council of Afterlife Affairs to smooth out kinks in the system. Jason and Tahani move on. Eleanor tries to influence Chidi.