Escape from the Madman's Corrupt Place

Five normal people were arrested and sent to a corrupt mental hospital. No one believed that no one could prove that they were normal people. Only the people inside knew what this mental hospital looked like. It was said that the patients who went in never came out. How should these five normal people cooperate to escape from this purgatory full of various instruments of torture and torture? This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.