The zombie apocalypse suddenly descends upon the world. Xu Duoduo stockpiles plenty of supplies in advance, but unfortunately, she turns into a low-level zombie with a simple mind. Fortunately, she awakens a Rubik's Cube spatial ability. She joins the 3A combat squad formed by her former classmates. Together, they fight and kill mutated giant beasts and uncover the hidden schemes within their base. In the dangerous and brutal post-apocalyptic world, everyone supports one another as the heroine transforms and grows, striving to secure a chance to survive.