The title refers to Keith’s perception of himself as a "bystander" in the epic story of heroes and "special" people like Grisha and Eren.
This write-up explores of Shingeki no Kyojin (Attack on Titan), titled " Bystander " , based on its appearance in fan-subtitled releases like those from Sick-Fansubs . Episode 48: " Bystander " Overview Watch [Sick-Fansubs] Shingeki no Kyojin - 48 [7...
Shingeki no Kyojin Season 3 - Episode 48 discussion : r/anime The title refers to Keith’s perception of himself