Nishikata receives his first cell phone and can't wait to play tricks on Takagi-san.
He sends her a scary video to frighten her, but it doesn稚 quite work. 
As usual, Takagi-san has the upper hand when it comes to teasing...
I don't care.
.لا يهمّني
Ist nicht nötig.
Da igual…
Da igual…
Pas la peine.
Non ce n'è bisogno.
Não precisa.
Не надо, обойдусь.