In the middle of the zombie outbreak, many people lose hope and give in to the chaos. They become selfish, greedy, or just fall into despair. Y/n, however, is not like that. In the face of all this death and destruction, Y/n still manages to hold onto their optimism and faith in humanity. She believes that they can still win out, even in a dark world like this. Mina is a survivor in this world, but she too is one of humanity's last hope. She and Y/n met and decided to work together to survive despite the dangers around them.