Season 3 abandons what made the franchise work and builds something harder to love. The political machinery actually matters here, immigration policy, housing crises, governance collapse, but the show pays for that seriousness by fracturing Sybil's internal logic and introducing Bifrost as if the first two seasons didn't exist. Arata and Kei pull you into their investigation anyway because they're hunting for something season 1 already answered, which means the real tension isn't the mystery but watching two good detectives get played by a system that stopped making sense the moment this season began.

Two new inspectors join Unit 1 of the Public Safety Bureau's Criminal Investigation Division. Arata Shindou and Kei Mikhail Ignatov work in a near future where the Sibyl System measures people's mental states as numbers, and detectives armed with Dominators pursue latent criminals before any crime takes place. The two have been friends since childhood, and an unsolved case over the export of Sibyl technology left them tied together as relatives of an offender and a victim. Their first assignment is the crash of a ship carrying immigrants, which they come to suspect was no accident, while a shadowy group called Bifrost watches them.