The killer hid a room inside the floor plan.
Jonah Vale finds an impossible clue at an empty lakeside home. What begins as evidence becomes a trap built around one name.
On October 5, 1991, Jonah Vale checks the original blueprint in an empty lakeside home.
At 5:28 a.m., it adds a room when nobody watches.
No witness is supposed to be near an empty lakeside home.
The new room contains seven victim names.
Jonah Vale realizes the official record is wrong.
The power fails around the original blueprint.
A cold smell fills an empty lakeside home.
Jonah Vale photographs everything before touching it.
The photograph shows a figure beside the original blueprint.
Jonah Vale finds the real room empty.
Jonah Vale calls the county dispatcher.
The dispatcher goes silent after hearing an empty lakeside home.
They warn Jonah Vale not to move.
A second sound answers from behind the original blueprint.
It repeats Jonah Vale's full name.
The nearest exit locks behind Jonah Vale.
Fresh marks circle Jonah Vale's shoes.
They lead toward the original blueprint.
Jonah Vale follows them one step too far.
Then the room exists beneath the nursery.