I think Ami knows more about them. Could ask her what they do.

[Knowing the weird shit that goes on in this place, they don't actually do anything at all and they're just some freaky Halloween-version of regular apples that just exist to creep you out.

She shakes her head, and as they walk they slowly make their way around to where a barn has been set up.]

Uh... I think there's someone living in there, but we've not really talked.