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.
After that, we started meeting up 
more and more often.
.من ثمّ بدأنا نتقابل أكثر وأكثر
Seitdem haben wir uns
dann öfter getroffen.
Desde entonces nos vemos a menudo.
Desde entonces nos vemos a menudo.
Depuis ce jour,
on se revoyait fréquemment.
Da allora abbiamo ricominciato a vederci spesso.
Depois disso, começamos a
nos encontrar mais e mais.
После этого мы стали встречаться 
всё чаще и чаще.