There was a witch traveling to various places. Her name was Ireina. She continued her journey in search of unseen landscapes and chance encounters. This time, she would meet a ridiculous female spy, a delightful girl with black hair, a woman who ate a poisoned apple, a brilliant detective, a gourmet and a bookworm, a self-proclaimed beautiful girl historian, a wizard from a submerged village, a dragon, a monster from an ice city, and the "Witch of Roses." And every time she falls asleep, she loses all her memories, the mysterious girl Amnesia. Ireina ends up accompanying this girl to "a certain country" she is heading to....