On Valentine's Day, popular mystery author Aigasa Kurisu invites Kiyotaka and Aoi to the Shinkokan at the Yoshida-Sanso. But instead of an innocent book reading, they find a group of suspects and a mystery to be solved.
The night of the incident?
ليلة الحادثة؟
In der Tatnacht?
¿La noche del incidente?
¿La noche del incidente?
Le soir de l’incident ?
Il giorno dell'incidente?
A noite do incidente?
В тот вечер?