11 eerie residences and 11 floor plans harboring hidden murder connect a dark mystery spanning thirty years. A doorless dead-end corridor, a water mill cabin with a moving partition, a cult hall shaped like a mutilated human body, and a mysterious room that appears only once! Every unreasonable layout in each house is a meticulously designed criminal trap. Independent interview records, sealed diaries, and bizarre murder testimonies—all fragmented puzzles will ultimately piece together a lifetime of a woman crushed by fate, along with the cruel truth of architecture degenerating into an accomplice to murder.