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.
Aigasa-sensei commissioned you twice
كلّفتك أيغاسا-سينسي مرّتين
Frau Aigasa hat Sie
zweimal beauftragt.
Aigasa le encargó dos trabajos.
Aigasa le encargó dos trabajos.
Mme Aigasa vous a confié
deux tâches,
La maestra Aigasa le ha chiesto di fare due indagini,
A Aigasa-sensei pediu
os seus serviços duas vezes
Госпожа Аигата дважды поручала вам 
разузнать