But the apartment had been left uncomfortably cold in the middle of winter, despite the presence of a newborn.

The camera footage helped establish a timeline.

At 3:18 p.m. three days before New Year’s, Chloe carried bags of diapers and baby supplies toward the service elevator.

At 3:42, Mark wheeled two insulated coolers out.

At 4:07, Eleanor stood in the kitchen lecturing Maya while scrolling through a hotel booking confirmation on her phone.

At 4:12, Liam started crying from the next room.

Maya turned toward the sound.