After her stepmother and stepsister steal her inheritance and send her to a psychiatric hospital, where she is subjected to cruel torture, Jiang Li unexpectedly becomes a chosen player in the world of strange tales. Her success or failure in its deadly challenges determines whether an entire nation's people live or die. To take revenge on her wicked stepmother and stepsister, she chooses to have all the injuries she suffers in the strange-tale world transferred to her beloved family members. Meanwhile, she uses her identity as a psychiatric patient to unleash her utterly unhinged intelligence, crushing supernatural entities, punishing the wicked, and clearing one terrifying dungeon after another as she continuously levels up.