Smoke Signal (Episode)

Smoke Signal (狼煙) is the 1st episode of the 3rd season and the 38th episode overall of the Attack on Titan anime, produced by and.

Titans
''The body of every Titan varies significantly, but each has a weak spot of height 1 meter and width 10 cm at their nape, corresponding to the size of a human's spinal cord through to their brain. When severed, this area ruins a Titan's regenerative ability and results in their destruction. It is thought that this vital organ, the source of their being, is none other than a human inside.''