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.
And the people with whom 
she had personal quarrels:
:والأشخاص الذين كانت تملك خلافًا شخصيًّا معهم
Außerdem hatte sie Streitigkeiten mit:
Y Hashimoto-san y Komatsu-san
tenían problemas personales con ella.
Y Hashimoto-san y Komatsu-san
tenían problemas personales con ella.
et ceux en conflit avec elle,
E poi aveva degli screzi personali con
E as pessoas com quem
ela tinha problemas...
И у неё были личные разногласия