[Dipper drops his shoulders in resignation and takes a deep breath.]

They're ...memories. Bad ones, from back in October.

[He looks up. He looks very tired, remarkable circles under his eyes. The darkness streams out from the trunk a little now that Dipper isn't focused on keeping it shut.]

When we woke up in this place, our memories got kind of weird, right? Well ...I guess at some point I subconsciously shut away that entire mess and now it wants back out.