In the previous chapter, Bertholdt finally transformed and was determined to annihilate everyone. With Reiner entering the scene, the humans could only survive with the help of the Coordinate and the Wall Titans. While the events seemed to be slow-paced, everything appear to be a preparation for the explosive happenings in “Attack on Titan” manga chapter 79, Movie News Guide reports.
Chapter 78 saw the Survey Corps retreating to avoid being hit as Bertholdt was flung inside the walls. After he saw Reiner’s state, Bertholdt hesitated and held off from his transformation