Hana is a normal high school student, unsatisfied in her daily life. One day she had a dream and met a 10-year-old girl living in Sengoku Era. The girl lives…

In a park on a rainy evening, a 19-year-old university student, Fumi, offers an umbrella to a soaking wet 10-year-old girl, Sarasa. Realizing her reluctance to go home, Fumi lets…