"My eight-month-old triplets were screaming inside the most protected room in my estate, and every doctor swore there was nothing medically wrong with them. Then a four-year-old girl pointed above their cribs and whispered, “It’s the whistle”—and when we found the hidden device, the authorization record carried the name of the one woman I trusted most.

"Rosa," I said, my voice dangerously calm as I handed Noah to Sarah and stepped into the hallway. "Did you authorize a pest-control technician to enter the nursery yesterday?"

Rosa blinked, looking confused as she smoothed down Emma's hair. "Pest control? No, Ethan. The quarterly inspection isn't due until next month. Why would I authorize that?"

Daniel stepped forward, holding the tablet out for her to see. "Your digital security key was used to approve the work order at 2:14 PM yesterday. You cleared him past the main gate."

Rosa took the tablet, her eyes scanning the document. As she recognized her own authorization signature, her face flushed red, then turned ghostly pale.

"This... this is impossible!" Rosa stammered, looking up at me with wide, terrified eyes. "Ethan, I swear to you on my life, I didn't sign this! I was at the grocery market in town at two o'clock yesterday! You can check the receipts! You can check the car's GPS!"

"Your personal security fob was scanned at the main security terminal inside the house at 2:14 PM, Rosa," Daniel said coldly. "Only three people have that level of override access: Ethan, myself, and you."

"Someone took my key!" Rosa pleaded, tears spilling down her cheeks as she dropped to her knees in front of me. "Ethan, please! You know me! I loved Claire like a sister! I love these babies! I would die before I let anyone hurt them!"

Emma began to cry, clutching her mother’s skirt. "Mommy didn't hurt the babies! Mommy didn't do it!"

I stared down at the woman who had managed my household for ten years. My heart was pounding, split between the indisputable digital evidence in front of me and the decade of absolute loyalty she had shown my family.

"Daniel," I said quietly, keeping my eyes fixed on Rosa. "Lock down the estate. Nobody leaves. Put Rosa in the guest cottage under guard until we figure out who else had access to her key."