On the final pages of chapter 89, Grisha and Kruger mention “Mikasa” and “Armin” in the flashback timeline while they are unsure who the names/memories belong to. Well then, holy shit. ETA: To clarify, Kruger mentions the names and saving them
tags: snk spoilers, snk 89, shingeki no kyojin 89, eren kruger, grisha yeager, mikasa ackerman, armin arlert, shingeki no kyojin, attack on titan
original: https://fuku-shuu.tumblr.com/post/155069922577