Team KZ begins their investigation into Sunahara's involvement with a gang of delinquents. In an attempt to get information out of him, Aya attempts to give him Valentine's Day chocolates.
Detective Team KZ Case Notes
مذكّرات قضيّة فريق التحرِّي ك.زد
Detektiv-Team KZ Fall-Notizen
de carácter fuerte cambiaría 
mi vida tan drásticamente.
cambiaría mi vida tan drásticamente.
changeraient ma vie à ce point.
Il diario della squadra di detective KZ
A Equipe de Detetives KZ: 
o arquivo de casos