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GNOSIA

Who is the Gnosia?

2025 ★ 8.0 1 season 21 eps TV-MA

Animation

Mystery

Sci-Fi & Fantasy

When a shapeshifting enemy known as Gnosia infiltrates a lone spaceship, the crew has only one way to survive: identify the imposter each day and put them into cryo-sleep. But for Yuri, the day never ends. Trapped in a time loop, she relives the first day of the crisis over and over. To escape, Yuri must uncover the truth behind Gnosia and the time loop itself—before it’s too late.

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Where to watch GNOSIA

GNOSIA is available to stream on Nabby via 6 verified sources, aggregated from publicly available embed providers. The animation has 1 season and 21 total episodes, rated 8.0/10 by 21 viewers.

Last verified: October 13, 2026 · Source: TMDB

Episodes 21 total across 1 season

21 episodes20253 watched

Starting Point✓

Oct 12, 2025★ 8.0

Yuri, who has lost their memory, wakes up aboard the Interstellar Cruiser D.Q.O. They are taken by Setsu to participate in a meeting to identify the "Gnosia," a being that attacks and annihilates humans.

Oct 19, 2025★ 8.0

Yuri, who looped back to the first day, attends the meeting knowing who the Gnosia is. Yuri tries to cast suspicion on SQ, but the discussion doesn't progress as expected...?

New Crew Members✓

Oct 26, 2025★ 6.0

Shigemichi and Stella join the group, and a meeting is held with seven people. During the meeting, Yuri uses their intuition to identify the Gnosia, but they struggle to convince the other crew members.

Nov 2, 2025★ 6.0

Despite identifying the Gnosia and surviving, Yuri finds themself back at the first day in a daze, when a person with an unusual presence, Yuriko, appears before them. She seems to know something, but...?

Wild Intuition✓

Nov 9, 2025★ 6.0

New crew members Comet and Chipie join the meeting. Two of the crew claim to be engineers, but Racio argues against voting for them, resulting in the votes going to...?

Nostalgic Flowers✓

Nov 16, 2025★ 6.0

Yuri attends the meeting in a new role as the "Guardian Angel." With Jonas and Kukrushka joining, the meeting now has 13 people, and as the situation becomes chaotic, one crew member raises their hand.

Nov 23, 2025★ 6.0

Otome and Remnan join in and the meeting is about to begin, but the other new crew member, Sha-Ming, refuses to come out of his room. Meanwhile, Shigemichi begins to talk about his feelings for Stella.

Nov 30, 2025★ 10.0

Remnan and Kukrushka step forward as "Guard Duty," a role that confirms they are human. As the number of positions increases and the meeting becomes more complicated, Sha-Ming, who is suspected by Kukrushka, takes a certain action...

World of Gnosia✓

Dec 7, 2025★ 7.5

Yuri awakens as a Gnosia. Though they feel hesitant about deceiving their fellow crew members, they are touched by the feelings of Comet, who shares their position, and resolve to fulfill their role as promised to Setsu.

Citizen Slime✓

Dec 14, 2025★ 6.0

Yuri, who has looped once again, is astonished by their new appearance. Amidst this, the meeting is postponed due to Sha-Ming's absence, and Raqio reveals the secret of the Silver Key to the bewildered Yuri.

Dec 21, 2025★ 6.0

Upon waking up, Yuri finds themself in a loop where they and SQ are on Guard Duty. Knowing that they are both human, the two grow closer, and eventually SQ reveals her true "identity"—.

Gina, who intensely dislikes lying and deceiving others, is confided in about the loops by Yuri. Recalling a painful past, she expresses her fears and resistance toward becoming a Gnosia.

Jan 11, 2026★ 7.0

Before the meeting, Setsu loses consciousness and is taken to the Sickbay. As they share the information they have acquired, Yuri suggests that Setsu, who appears exhausted from having repeated hundreds of loops, take a break. The "Truth Arc" begins...

15-Person Meeting✓

Jan 18, 2026★ 8.0

"If you survive this loop, I'll tell you everything." Yuri, presented with a condition by Yuriko, attends a meeting where all 15 crew members are gathered. However, once the meeting begins, an unexpected proposal comes from Yuriko.

The Final Problem✓

Jan 25, 2026★ 7.0

Raqio, who was identified as a Gnosia by the Engineer, Yuri, claims innocence based on a certain action. The emergence of an AC Follower throws the meeting into chaos, and Yuri is cornered.

Feb 1, 2026★ 10.0

When Yuri awakens, it's in a world line where the ship has escaped Gnosia contamination. As Yuri is bewildered by Kukrushka's implication of "the end of the universe," an alarm blares detecting an abnormal biological reaction.

Feb 8, 2026★ 10.0

Yuri learns the truth: that they are a "Bug" that shouldn't exist. They struggle to escape the time loop and the cosmic collapse caused by their dual existence, but...?

A World With a Future✓

Feb 15, 2026★ 7.7

Yuri awakens on "DAY 0," the day before the loop they always experience and before escaping Liu-An. They meet Setsu there, but Setsu seems unaware of the Silver Key or the loops...

Mar 1, 2026★ 8.0

Yuri has escaped the loop, but the crew members have lost all memory of Setsu. On the planet where they land, Yuri follows Setsu's traces, only to be confronted with the harsh fact that Setsu's very existence has vanished.

To the World of Stars✓

Mar 8, 2026★ 9.5

In order to end Setsu's loop, Yuri obtains Raqio's "Silver Key." As Yuri tries to host the key once again, Raqio calls out to them.

End Point and Starting Point✓

Mar 15, 2026★ 8.5

Yuri reunites with Setsu on the other side of the dimensional door. They find themselves in the world line before they received the Silver Key that first awakened them. And so, their final discussion begins――

Frequently asked

How many seasons does GNOSIA have?

GNOSIA has 1 season with 21 episodes in total.

Is GNOSIA still on the air?

GNOSIA has ended and is no longer in production.

What network airs GNOSIA?

GNOSIA airs on Gunma TV, TOKYO MX, BS11, Tochigi TV.

When did GNOSIA first air?

GNOSIA first aired on October 12, 2025.

Cast

Chika Anzai

Chika Anzai

Yuri (voice)

Ikumi Hasegawa

Ikumi Hasegawa

Setsu (voice)

Akari Kito

Akari Kito

SQ (voice)

Hiroki Nanami

Hiroki Nanami

Racio (voice)

Asami Seto

Asami Seto

Jina (voice)

Tomokazu Seki

Tomokazu Seki

Shigemichi (voice)

Saori Hayami

Saori Hayami

Stella (voice)

Aoi Yuuki

Aoi Yuuki

Yuriko (voice)

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