Hallway Cooking Nuisance, My 'Ash Room' Revenge

Liu Xiaotong returns to find neighbors turned the public hallway into a smoky, noisy kitchen, with the manager colluding. After failed talks and cyberbullying, she retaliates: transforming her living room into an 'urn room' for physical deterrence. She then exposes their illegal business and fire hazards. Neighbors get 5 years, manager fired, community restored.