Shinichi's life returns to "normal" after A's killing spree, but Shinichi remains in low spirits. His mother, Nobuko, becomes worried, but Shinichi just bluffs when she asks him what's wrong. His father, Kazuyuki, suggests to Nobuko that a past incident may be involved. Nobuko looks down at the old scar on her hand and thinks back to what happened when Shinichi was a little boy...
I'm gonna use it for a science 
experiment in class tomorrow!
!سأستخدِمُه لتطبيقِ تجربةٍ علمية في الصفِ غدًا
Die brauch ich morgen für
ein Schulexperiment.
¡Voy a usarlo mañana en 
un experimento de ciencias!
¡Voy a usarlo mañana en 
un experimento de ciencias!
On fait des expériences
à l’école, demain.
Vou usar no laboratório da aula de amanhã!