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.
I'm Hashimoto, Ijuin-sensei's editor.
.أنا محرّر إيجوين-سينسي، هاشيموتو
Ich bin Herr Ijūins
Redakteur, Hashimoto.
Soy Hashimoto, el editor de Ijuuin.
Soy Hashimoto, el editor de Ijuuin.
Je suis Hashimoto,
l’éditeur de M. Ijûin.
Sono Hashimoto e lavoro con il maestro Ijuuin.
Eu sou Hashimoto,
o editor do Ijuin-sensei.
А я Хасимото, 
 редактор господина Идзюина.