In the city's most exclusive high-rise, the rent is astronomical. The price for leaving is even higher.When Maya accepts a nanny job at the prestigious Varandas Building, it feels like a dream: generous pay, perfect views, and a charming little boy who loves puzzles. There's only one rule-the children are not allowed to play in the hallways.Then a child from another floor disappears without a trace, and Maya begins to notice the building itself watching her. Cameras blink when no one is there. The elevator moves on its own. And in the control panel, she sees something that shouldn't exist-a button for a thirteenth floor.The higher she climbs, the deeper she descends into a secret built from silence, surveillance, and fear.The children go up. They never come down.A haunting, fast-paced supernatural thriller for fans of Riley Sager and Simone St. James-The Thirteenth Button will leave you breathless... if you dare to press the button.