Five days into living with Aresh, Kondou stumbles upon an unusual magical device shaped like a kaleidoscope. This single-episode OVA is an additional story from Isekai no Sata wa Shachiku Shidai, packaged with the third Blu-ray and DVD volume of the series. It mixes fantasy, romance and slice-of-life elements with a touch of adventure, following the two characters in their day-to-day life together.