Watch TV Show Season Attack on Titan - Season 4 in . Released in Year of 2020. Original title of the TV Show Season is Attack on Titan - Season 4. TV Show Season can be best described by Action,Adventure,Animation Genres. Now the Plot of the Series is that After his hometown is destroyed and his mother is killed, young Eren Yeager vows to cleanse the earth of the giant humanoid Titans that have brought humanity to the brink of extinction..