Steins;Gate 0 Season 1, Episode 17: Altair of the Hyperbolic Plane -Beltrami Pseudosphere-

1

Missing Link of the Annihilator -Absolute Zero-

Though WWIII is on the horizon, Okabe attempts to live a normal college life. However, a newly developed AI is about to shake up his world.

23 min

2

Epigraph of the Closed Curve -Closed Epigraph-

After a chance encounter with Maho where they discover knowing someone in common, Okabe has his first face-to-face with her special AI, Amadeus.

23 min

3

Protocol of the Two-sided Gospel -X-day Protocol-

Mayuri tries to bring everyone together for a Christmas party at the lab, but Okabe has a rude awakening.

23 min

4

Solitude of the Mournful Flow -A Stray Sheep-

While Okabe is left with more questions than answers, Suzuha recruits help in her search for an unexpectedly close person.

23 min

5

Solitude of the Astigmatism -Entangled Sheep-

Their search continues as New Years swiftly approaches, though Ruka's dilemma with a certain guest might make matters worse.

23 min

6

Eclipse of Orbital Ordering -The Orbital Eclipse-

Now that the girl's identity is known, Okabe and friends kick off the New Years with a shrine visit and party to never forget.

23 min

7

Eclipse of Vibronic Transition -Vibronic Transition-

As Okabe seeks answers regarding the attack, trouble with Amadeus brings a surprising turn of events.

23 min

8

Dual of Antinomy -Antinomic Dual-

Okabe is given a bittersweet reminder that in changing world lines, sacrifices must be made.

23 min

9

Pandora of Eternal Return -Pandora's Box-

It will take time for Okabe to identify the attackers and their motivation, but the impending crisis of WWIII forces Suzuha to resort to desperate measures.

23 min

10

Pandora of Provable Existence -Forbidden Cubicle-

After reinforcements are called to clean Maho's disastrous room, her and Okabe's Akihabara date ends with a surprising confession from Maho.

23 min

11

Pandora of Forgotten Existence -Sealed Reliquary-

Okabe must convince Maho to give up her prized possession, but an unexpected danger has them negotiating for their own lives.

23 min

12

Mother Goose of Mutual Recursion -Recursive Mother Goose-

Kagari attempts to track down the origins of a song in hopes that she discovers her lost memories.

23 min

13

Mother Goose of Diffractive Recitativo -Diffraction Mother Goose-

After finally obtaining a hint into Kagari's lost past, Okabe ends up discovering much more than he bargained for.

23 min

14

Recognition of the Elastic Limit -Presage or Recognize-

Shocked by a surprise attack, Suzuha and Daru look to America as their last hope to save the world.

23 min

15

Recognition of the Asymptotic Line -Recognize Asymptote-

Fed up with her Dad's passiveness, Suzuha must make a man out of Daru before Yuki ends up with somebody else.

23 min

16

Altair of the Point at Infinity -Vega and Altair-

Okabe's stubbornness causes fists to fly and tears to be shed as the deadline for using the time machine swiftly approaches.

23 min

17

Altair of the Hyperbolic Plane -Beltrami Pseudosphere-

As Suzuha sets off to finish her mission, Mayuri finds determination of her own. But then, disaster strikes.

23 min

18

Altair of Translational Symmetry -Translational Symmetry-

All hell breaks loose over the time machine when a villain from the future haunts the past and unveils their devious plan.

23 min

19

Altair of the Cyclic Coordinate -Time-leap Machine-

War and disaster has come, and the only way Okabe can stop it is to rely on his friends, determination, and hope.

23 min

20

Rinascimento of the Unwavering Promise -Promised Rinascimento-

Okabe awakes in a cold, lifeless world where he finds his friends struggling to survive amidst all the chaos.

23 min

21

Rinascimento of Image Formation -Return of Phoenix-

Setting forth on a long and arduous journey, Okabe seeks to rekindle his hope and revive what all had thought gone.

23 min

22

Rinascimento of Projection -Project Amadeus-

In their struggle to save the time machine, the lab members brainstorm to circumvent convergence but realize it cannot be done without sacrifice.

23 min

23

Arclight of the Point at Infinity -Arc-light of the Sky-

Okabe and his friends must battle against fate in the past, present, and future to find Steins Gate and reunite the lab members once and for all.

23 min