Christopher Churchmouse and his cousin Ted, playing outside in the rain, disobey their mothers and go near the dangerous storm sewer, with unfortunate results.
Christopher Churchmouse doesn't set out to disobey his mother, but when his cousin convinces him to play in the gutter that's just what happens. Because of this, Christopher and Ted end up stuck in the sewer drain with a big mean rat pack who wants to enslave them. Blessedly, Murky the mole leads them to safety and reunites them with their parents. Rainy Day Rescue gently explores the importance of obedience and making the right choices.