After being kidnapped, Kimizuka, Natsunagi, Saikawa, and Charlie have learned the
truth about Siesta's death...or have they? A girl who looks just like the deceased
detective appears and informs them that the footage they've been investigating
contains an error. As they hunt for an answer to a mystery that even Siesta couldn't
uncover, the group will learn what it truly means to inherit the legacy of an ace
detective. The detective is already dead, and the truth of her death has been already
been revealed, but it's still too early for the epilogue.