About this season
Eccentric Rintaro falls into a depression after failing to save Kurisu, but then a neuroscientist offers him the chance to interact with an AI copy.
Episodes (23)
1. Missing Link of the Annihilator -Absolute Zero-
7.8Aired 12 April 2018 • 24 min
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.
2. Epigraph of the Closed Curve -Closed Epigraph-
7.7Aired 19 April 2018 • 24 min
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.
3. Protocol of the Two-sided Gospel -X-day Protocol-
7.4Aired 25 April 2018 • 24 min
Mayuri tries to bring everyone together for a Christmas party at the lab, but Okabe has a rude awakening.
4. Solitude of the Mournful Flow -A Stray Sheep-
7.6Aired 3 May 2018 • 24 min
While Okabe is left with more questions than answers, Suzuha recruits help in her search for an unexpectedly close person.
5. Solitude of the Astigmatism -Entangled Sheep-
7.6Aired 10 May 2018 • 24 min
Their search continues as New Years swiftly approaches, though Ruka's dilemma with a certain guest might make matters worse.
6. Eclipse of Orbital Ordering -The Orbital Eclipse-
7.8Aired 17 May 2018 • 24 min
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.
7. Eclipse of Vibronic Transition -Vibronic Transition-
8.0Aired 23 May 2018 • 24 min
As Okabe seeks answers regarding the attack, trouble with Amadeus brings a surprising turn of events.
8. Dual of Antinomy -Antinomic Dual-
8.4Aired 30 May 2018 • 24 min
Okabe is given a bittersweet reminder that in changing world lines, sacrifices must be made.
9. Pandora of Eternal Return -Pandora's Box-
6.3Aired 6 June 2018 • 24 min
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.
10. Pandora of Provable Existence -Forbidden Cubicle-
5.7Aired 14 June 2018 • 24 min
After reinforcements are called to clean Maho's disastrous room, her and Okabe's Akihabara date ends with a surprising confession from Maho.
11. Pandora of Forgotten Existence -Sealed Reliquary-
6.7Aired 21 June 2018 • 24 min
Okabe must convince Maho to give up her prized possession, but an unexpected danger has them negotiating for their own lives.
12. Mother Goose of Mutual Recursion -Recursive Mother Goose-
6.3Aired 28 June 2018 • 24 min
Kagari attempts to track down the origins of a song in hopes that she discovers her lost memories.
13. Mother Goose of Diffractive Recitativo -Diffraction Mother Goose-
6.3Aired 4 July 2018 • 24 min
After finally obtaining a hint into Kagari's lost past, Okabe ends up discovering much more than he bargained for.
14. Recognition of the Elastic Limit -Presage or Recognize-
6.7Aired 18 July 2018 • 24 min
Shocked by a surprise attack, Suzuha and Daru look to America as their last hope to save the world.
15. Recognition of the Asymptotic Line -Recognize Asymptote-
6.0Aired 25 July 2018 • 24 min
Fed up with her Dad's passiveness, Suzuha must make a man out of Daru before Yuki ends up with somebody else.
16. Altair of the Point at Infinity -Vega and Altair-
8.3Aired 1 August 2018 • 24 min
Okabe's stubbornness causes fists to fly and tears to be shed as the deadline for using the time machine swiftly approaches.
17. Altair of the Hyperbolic Plane -Beltrami Pseudosphere-
7.7Aired 8 August 2018 • 24 min
As Suzuha sets off to finish her mission, Mayuri finds determination of her own. But then, disaster strikes.
18. Altair of Translational Symmetry -Translational Symmetry-
7.3Aired 15 August 2018 • 24 min
All hell breaks loose over the time machine when a villain from the future haunts the past and unveils their devious plan.
19. Altair of the Cyclic Coordinate -Time-leap Machine-
7.3Aired 23 August 2018 • 24 min
War and disaster has come, and the only way Okabe can stop it is to rely on his friends, determination, and hope.
20. Rinascimento of the Unwavering Promise -Promised Rinascimento-
7.7Aired 6 September 2018 • 24 min
Okabe awakes in a cold, lifeless world where he finds his friends struggling to survive amidst all the chaos.
21. Rinascimento of Image Formation -Return of Phoenix-
8.8Aired 12 September 2018 • 24 min
Setting forth on a long and arduous journey, Okabe seeks to rekindle his hope and revive what all had thought gone.
22. Rinascimento of Projection -Project Amadeus-
7.8Aired 19 September 2018 • 24 min
In their struggle to save the time machine, the lab members brainstorm to circumvent convergence but realize it cannot be done without sacrifice.
23. Arclight of the Point at Infinity -Arc-light of the Sky-
8.6Aired 26 September 2018 • 24 min
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.