Having taken care of their holy mission from Lariel, Chise and Teto have earned some time off. And what says "vacation" better than sunny beaches and tasty seafood? They accordingly decide to linger in the Kingdom of Lawbyle a little longer, clearing a few quests here and there as they take in the pleasures of seaside life. But strange circumstances leave a little black kitten and an absolute mess of a magician in Chise's care, and it's not clear which will be more bringing out her new student's true potential, or returning the stray to its home - on an isle that roams the open sky.