Winter Snow

When a sudden cold front hits Fumizaki City, Usoko and company soon find out that the cause is none other than a Yuki-Onna! Thankfully, she is a friendly one, but is also new to being a spirit and has no recollection of her past life. Usoko, Emiko, Rei, Nonami, and the newest member of the team Sarah, embark on an expedition to Mt. Aoiyama to search for clues. What answers will they find, and are they prepared for the surprises that await them on Mt. Aoiyama's peak?