There has been a zombie apocalypse all over the world, if one of them is bitten, scratched, or even acts strangely, they will immediately be killed. Likewise with Armin, he has killed his friends to survive because some of them were infected and became zombies.

"who are you?" Asked Armin as he took out his hand, there was a sword there, his clothes were open so that his strong shoulder could be seen, and what was even scarier, he was standing in front of thousands of human skulls.