No Respect For The Infrastructure

You can plan for the police. You can plan for the forensics. You cannot plan for a grumpy plumber with an adjustable wrench.
Over five days, an elusive killer has glided through luxury spas, grand manors, and high-end bakeries, leaving a trail of immaculate execution.
But her perfect system has a leak.
Every time she leaves a beautifully calculated mess behind, a massive, oblivious tradesman named Miller arrives with a toolbox to fix it.