Weird Story About Rules: I Only Play Purgatory Level Ones

(Not live broadcast, not cool writing, slightly thriller, partial reasoning, plot flow) A strange resurgence, strange rules and rumors come to Blue Star. Xia Yu, a top student in "Mathematics, Physics and Chemistry", was unfortunately selected by the world of rules and ghost stories to participate in a single-player dungeon with a mortality rate of 100% - Tai'an Hospital. [1. You and your wife are extremely loving. She will not do anything to betray you. Please do not hurt her. [2. There is a black cat tied to the balcony on the 12th floor of the inpatient building. Please do not feed it any food. If it pickpockets at you, please kick it away. [3. Morgue No. 107 Of the inpatient building where you are located is not safe. Please check whether the doors and windows are closed before going to bed at night. If someone knocks on the door, please do not open it. [4. Opposites of the opposite sex will not appear in the intensive care operating room on the 18th floor of the inpatient building. If there are, please throw them out of the window immediately. [5. No matter what you encounter, please do not run in the corridor of the inpatient building. [6. Before 10 o'clock every night, you must enter the morgue No. 107 Of the inpatient building to rest. [7. After 12 o'clock in the morning, a female nurse will knock on the door and deliver supper, please pay attention to check it. (The introduction is too weak, please read the text!)