Synopsis: 100 Things I Don't Know About My Senior

In the past, a senpai and kouhai would simply offer quick hellos at the train station on their way to school. But after a while, they agreed to a pact: each day, they would pose one sincere question and answer honestly. The kouhai yearned to uncover new and intriguing aspects of the senpai's persona, thus suggesting the idea of presenting and responding to 100 inquiries. And in the course of this story, the relationship between these two individuals grows ever more resilient with every exchange.