Day One

Day One

The future is offline. Your survival starts now.

Ended First aired 13/Mar/2026 Spain Spanish 1 season(s) 6 episode(s)
DramaMystery
Barcelona, 2026. During Mobile World Congress week, Ulises Albet, a former tech prodigy turned anti-tech activist, becomes the prime suspect in a murder. As he escapes through a city under lockdown, he uncovers the imminent launch of a groundbreaking technology that could put humanity's ethical future at risk. To stop it, he must confront his past.
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TimeScore 33% Skip It
Binge Meter 48% Slow Burn
Episode Pulse Quiet 40% activity score
Drop Rate 0% Very Low

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Seasons & Episodes

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Season 1 · Season 1
6 episode(s) · Air date: 13/Mar/2026
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Season Overview

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S1E6
Episode 6
Air date: 13/Mar/2026 · Runtime: 42 min
Summary

Ulises and Rebeca are taken to Diskin's headquarters under the threat of Inspector Moreno. Meanwhile, Beth considers betraying the magnate and seeks Salvador's help. Diskin reveals the true purpose of the lenses and asks Ulises for his collaboration. As the global launch begins, evidence of the technology's danger breaks into the live broadcast, exposing the truth.

Summary

Ulises and Rebeca are taken to Diskin's headquarters under the threat of Inspector Moreno. Meanwhile, Beth considers betraying the magnate and seeks Salvador's help. Diskin reveals the true purpose of the lenses and asks Ulises for his collaboration. As the global launch begins, evidence of the technology's danger breaks into the live broadcast, exposing the truth.

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S1E5
Episode 5
Air date: 13/Mar/2026 · Runtime: 42 min
Summary

Ulises and Rebeca go to the Synchrotron. They need the power of the accelerator to obtain definitive proof that could stop 'Day One'. When they activate the contact lenses to infiltrate the facility, Diskin tracks them. A chase erupts inside the accelerator. Separated and cornered, Ulises escapes outside, where he comes face to face with Inspector Moreno, who aims... and fires.

Summary

Ulises and Rebeca go to the Synchrotron. They need the power of the accelerator to obtain definitive proof that could stop 'Day One'. When they activate the contact lenses to infiltrate the facility, Diskin tracks them. A chase erupts inside the accelerator. Separated and cornered, Ulises escapes outside, where he comes face to face with Inspector Moreno, who aims... and fires.

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S1E4
Episode 4
Air date: 13/Mar/2026 · Runtime: 41 min
Summary

Rebeca is questioned by the police while Ulises becomes the prime suspect in another murder. When they reunite, they finally access Pandora and uncover its true nature. Unaware that she is being controlled through the contact lenses, Rebeca exposes their location. Biran heads toward their location, as both the police and Diskin close in.

Summary

Rebeca is questioned by the police while Ulises becomes the prime suspect in another murder. When they reunite, they finally access Pandora and uncover its true nature. Unaware that she is being controlled through the contact lenses, Rebeca exposes their location. Biran heads toward their location, as both the police and Diskin close in.

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S1E3
Episode 3
Air date: 13/Mar/2026 · Runtime: 45 min
Summary

Ulises goes into hiding with Rebeca, the only witness who can prove his innocence. Together they discover where Pandora may be hidden, but Rebeca secretly activates the technology, exposing their location. Diskin sends his mercenary to close all loose ends. As violence erupts, Ulises loses everything and is forced to run once again.

Summary

Ulises goes into hiding with Rebeca, the only witness who can prove his innocence. Together they discover where Pandora may be hidden, but Rebeca secretly activates the technology, exposing their location. Diskin sends his mercenary to close all loose ends. As violence erupts, Ulises loses everything and is forced to run once again.

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S1E2
Episode 2
Air date: 13/Mar/2026 · Runtime: 43 min
Summary

With no trace of Pandora, Ulises turns to Paula, who shows him another video revealing the killer. The only person who can clear him is Rebeca, whose social media activity puts her in Diskin's sights. Determined to protect the launch of Day One, Diskin intervenes through the technology itself, erasing evidence and sending a mercenary to silence all witnesses.

Summary

With no trace of Pandora, Ulises turns to Paula, who shows him another video revealing the killer. The only person who can clear him is Rebeca, whose social media activity puts her in Diskin's sights. Determined to protect the launch of Day One, Diskin intervenes through the technology itself, erasing evidence and sending a mercenary to silence all witnesses.

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S1E1
Episode 1
Air date: 13/Mar/2026 · Runtime: 46 min
Summary

After years in isolation, Ulises returns to Barcelona when his former partner asks for help decrypting Pandora, the code behind a revolutionary technology. The reunion ends in murder, turning Ulises into the main suspect. As a video of his escape goes viral, tech mogul Damián Diskin prepares to launch Day One, and Ulises realizes that nothing - not even his friend's death - is what it seems.

Summary

After years in isolation, Ulises returns to Barcelona when his former partner asks for help decrypting Pandora, the code behind a revolutionary technology. The reunion ends in murder, turning Ulises into the main suspect. As a video of his escape goes viral, tech mogul Damián Diskin prepares to launch Day One, and Ulises realizes that nothing - not even his friend's death - is what it seems.

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Cast

Main cast members.

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Álex González
Álex González
Ulises Albet
Asier Etxeandia
Asier Etxeandia
Samuel Barrera
Alba Planas
Alba Planas
Rebeca
Jordi Mollà
Jordi Mollà
Diskin
Renata Notni
Renata Notni
Ivan Massagué
Ivan Massagué
Mireia Oriol
Mireia Oriol
Melina Matthews
Melina Matthews
Peter Vives
Peter Vives
Àgata Roca
Àgata Roca
David Selvas
David Selvas
Mercè Martínez
Mercè Martínez
Bet
Frederico Barata
Frederico Barata
Joao
David Janer
David Janer
Oriol
No Photo
Zoe Gatell
Anna
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Arnau Gol-Karsunke
Rafa
Lluís Altés
Lluís Altés
Jefe Científica
Tana González
Tana González
Jefe de Seguridad Diskin

Crew

Creators, directors, writers, and production crew.

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David Valldepérez
David Valldepérez
Director of Photography
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Dan Zlotnik
Compositor
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Marta Pahissa
Director
Víctor Cuadrado
Víctor Cuadrado
Director
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David Gallego
Editor
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Lluís Rico
Editor
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César Martí
Executive Producer
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Cristina Pons
Executive Producer, Story Coordinator
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José Velasco
Executive Producer
No Photo
Sara Fernández-Velasco
Executive Producer
No Photo
Juan Salvador López
Writer
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Luis Arranz
Writer

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