Chasing after a witch, a grand adventure in the royal capital!? The sleepover is filled with excitement! The strongest beautiful girls confront the calamity witch! Having defeated the witch of black rain who was released from her seal, Ferris resolves to face her again to protect everyone. While investigating clues in the library with Alicia, Janet, and Teter, they discover that the magical artifact possessed by the witch of black rain is sealed in the royal capital, prompting them to head out for an investigation. With wide streets, vibrant shops, street performers, and candy stalls... Ferris is thrilled by the many firsts in the royal capital. As she walks around, completely absorbed in the sights, she suddenly realizes she has lost her friends. To avoid being rude to important people while alone, Ferris hides in an alley, only to be approached by an unfamiliar girl...