Natsu babysits Asuka for an eventful day. For starters, she goes with Natsu and Lucy out on several jobs to make money so she can buy a certain item... but then it gets stolen by a pack of nefarious sky pirates who've been plaguing the town lately.
I've got it! It's the day where you get 
to eat 413 different kinds of fish!
!فهمت! إنّه اليوم الذي نأكل فيه 413 نوعًا مختلفًا من السمك