I assume that Aya is just trying to understand that an Idol like Megumu gifts Marisa and Aya is someone that the great tengu doesn't realize that exists.
Aya said: This is the World of the Backdoor, a full frontal assault with your best forces should render their military incapa-*pichun*
Aya~.
Having a picnic, Marisa-san?Looks like you're eating something tasty.This?Eat as much as you like.MarisaGreat TenguTenguScrumptiousThis is some barley rice that the great tengu, Iizunamaru Megumu made for me, ze.