Chen Ge inherited a haunted house from his missing parents, but the business was failing until he stumbled upon a mobile phone while tidying up the haunted house. This changed everything. The haunted house could be repaired or even expanded by completing daily tasks of varying difficulty assigned by the phone. So Chen Ge started exploring forbidden places to collect materials, incorporating elements from the scenes into his haunted house. With visitors screaming in terror, the haunted house quickly became popular. However, as the mission brought more benefits, hidden dangers began to emerge, and even the clues to his parents' disappearance seemed to be related to it...