Ah! The Place Doesn't Matter As Long As The Two of us Are Together!

Belldandy must spend a week without using her magical powers. Keiichi and the gang then get dumped on literally as all their friends and decide to store their things at the temple. Skuld creates a device that enlarges the storage room but when Keiichi and Belldandy use it, something goes wrong and they end up lost in a seemingly infinite space!