Hayashi's frank, guileless demeanor quietly draws the attention of classmates and strangers as he counts all the stairs in school, photographs street signs, and dries sweet potatoes on the classroom balcony. In a world shaped by conformity, Hayashi is refreshingly and unapologetically true to himself. Conversely, Nikaidou has worked very hard to perfect a gloomy, dour façade that keeps his classmates far, far away. While much of the school regards Nikaidou as a bad omen, one student catches a glimpse behind the mask and-undeterred by rumors of bad luck and supernatural powers-begins to pick away Nikaidou's carefully crafted persona?