It is five years since the events of 1999's The Silver Case, set in the new 25th Ward that arose in the bayside area of Kanto. In a room of the “Bayside Tower Land” apartment complex, a woman is found murdered under mysterious circumstances. This sets off a series of seemingly random events bridging across multiple protagonists including The Silver Case's Morishima Tokio. With all viewpoints assembled, a truly shocking pattern emerges.