 The episode was written by both Billy Kimball and longtime "Simpsons" writer Ian Maxtone-Graham, and directed by Chris Clements.In the episode, Homer leaves Maggie on the doorstep of a convent, but when she disappears, Lisa goes undercover as a nun to solve the mystery and find her.Meanwhile, Homer tries to keep Maggie's disappearance a secret from Marge, who was temporarily blinded while watching a solar eclipse.