Optimize My Whole Family: Optimization Instructions from Mobile Phones

When the mobile app informed me that I would be killed by my family three hours later, I laughed and deleted it—until I heard the sound of knives being sharpened from the kitchen. Lin Wan downloaded a weird app that claimed to "optimize life," but the first push was a scarlet warning: "In three hours, you will be killed by a family member. Error rate: 1%."