You're spending a boring summer vacation cooped up in your postage stamp-sized apartment,
when you receive a call from your relative's mom.
It seems she and her husband are going on a trip, so they want you to come back to the countryside,
and look after your old childhood friend Hazuki for a while.
Well, it certainly beats melting here in the city, so you decide to accept the offer.
You start preparing for the journey...