This work is a social commentary ensemble suspense drama set in Tokyo and Toyama. In 2024, an unidentified young man causes a heinous crime in Shibuya, Tokyo. Nakagawa Aoi (Fukuhara Haruka), a weekly magazine writer, suspects that the perpetrator of the crime might be a former high school classmate. This leads her to reconnect with old friends she had lost touch with. While reflecting on her high school days, she pursues the truth behind the crime.