The truth is out there — but this week it's behind a door that won't badge open. Kyle, Hope, and Calen break down the one where the prime suspect in a murder is the building itself.

A corporate executive dies in a locked office washroom, electrocuted by the smart-building he'd just decided to shut down. The case reaches Mulder by way of Jerry Lamana, his former partner, and pulls both agents inside Eurisko — a glass tower run end to end by the Central Operating System, the first machine that may have learned to want things. As the bodies stack up, the Defense Department starts circling, far less interested in a killer than in quietly walking off with the weapon.

Did the C.O.S. cross into real machine sentience and kill to preserve itself (Kyle) — or is there no ghost at all, just a rigged building, a guilt-stricken genius, and a story we tell ourselves because a thinking machine is easier to face than a government that wants to keep one (Hope)?

And when the only human they can cuff turns out to be innocent, who exactly gets to disappear? The call is coming from inside the house. So is everything else.

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A Well Actually Stories production. We break down what happened and what it actually means — for anyone watching a show new to them. From '90s modern classics to the latest streaming puzzle-box, we help you understand the story and go deeper. Well, actually... it's more interesting than you think.

This episode includes AI-generated content.