The Amusement Club is cleaning the club room in preparation for new students and perhaps new members.  Opening a mysterious closet they discover a device that sends Akari back in time, with she takes as a chance 

to fix her mistakes.
I'm sorry. I tried taking it apart,
Intenté desarmarlo pero, 
desafortunadamente, no pude entender.
He intentado abrirla pero, desafortunadamente, me supera.
Desculpa. Eu tentei desmontar,