The comic is refering to an event in a school competition called karimono kyousou, literally borrowed item race. It's like a scavenger hunt: each participant draws a lot that says something they have to find. The first one to find said item and bring it back wins the event.
Cat.What a pain.
Ah what a pain.Want to go home already... tch...Hmph... It can't be helped. If you insist,Ah!Huh, are we eating?I'll go along with you...AAH!?
Cat!!