In this episode, our brave heroes make their way through a dangerous sewer lightly sprinkled with terror and mystery. And mushrooms. There were quite a few mushrooms in this episode. Will they get through the sewer with a crazy rat's help? Will they overcome all danger and terror? Will they wrap their heads around the fact of how many mushrooms are in this sewer? Marsh grabs a mushroom. Venus has some listening problems. Wren lost a friend. Meadow talks to rats. Seredin isn't a rat.