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.
You've been gone a week!
 Where were you?!
¡¿Dónde estuviste durante una semana?!
¡¿Dónde te has metido toda esta semana?!
Você sumiu por uma semana! 
Onde você estava?