1. New Days
Air date: 2026-04-03 · 30 min
Tempest is thriving after the success of its festival, but unexpected trouble has arisen with the new dungeon.
Open episode 1 ↗That Time I Got Reincarnated as a Slime
Season 4.
24 episodes in the catalogue. Explore the stories and air dates, then choose an episode to open FRAME’s player.
2. The Dungeon Evolves
Air date: 2026-04-10 · 30 min
Rimuru and his trusted companions discuss ideas for improving the dungeon.
Open episode 2 ↗3. The Avatar Team Is Formed
Air date: 2026-04-17 · 30 min
Rimuru, Ramiris, Veldora, and Milim work on perfecting their avatars before facing Team Green Fury.
Open episode 3 ↗4. Invitation
Air date: 2026-04-24 · 30 min
The Council of the West deliberates on whether to grant membership to Tempest.
Open episode 4 ↗5. The First Step
Air date: 2026-05-08 · 30 min
Rimuru attends the meeting that will determine Tempest's membership in the Council of the West.
Open episode 5 ↗6. The Council of the West
Air date: 2026-05-15 · 30 min
A list of unreasonable demands from the Council makes Rimuru realize that a deeper plot is in motion.
Open episode 6 ↗7. The Mastermind's Identity
Air date: 2026-05-22 · 30 min
An interrogation of Prince Elric's would-be shooter reveals who's pulling the strings behind the Council.
Open episode 7 ↗8. The Groundwork of Greed
Air date: 2026-05-29 · 30 min
Glenda reveals all she knows about the Council and the Rozzos, and Rimuru prepares to inspect ancient ruins.
Open episode 8 ↗9. Investigating the Ruins
Air date: 2026-06-05 · 30 min
The investigation of the ancient ruins of Amrita begins.
Open episode 9 ↗10. The Master of Greed
Air date: 2026-06-12 · 30 min
Rimuru and Mirabel come face-to-face at last in the ancient ruins.
Open episode 10 ↗11. Milim's Friend
Air date: 2026-06-19 · 30 min
Rimuru helps Milim confront the Chaos Dragon, a corrupted form of the baby dragon that was once her friend.
Open episode 11 ↗12. Tempest Evolves
Air date: 2026-06-26 · 30 min
Rimuru shares his plans for Tempest's future, including a new system of government and Council representation.
Open episode 12 ↗13. New Companions
Air date: 2026-07-03 · 30 min
Ramiris and Veldora are feeling overworked, so they ask Rimuru to find assistants for them.
Open episode 13 ↗14. The Black Numbers
Air date: 2026-07-10 · 30 min
Diablo returns with new demon subordinates to add to Tempest's ranks.
Open episode 14 ↗15. An Unsettling Feeling
Air date: 2026-07-17 · 30 min
As Tempest continues to grow and evolve, the Moderate Harlequin Alliance approaches Demon Lord Leon.
Open episode 15 ↗16. Gran, the Hero of Dawn
Air date: 2026-07-24 · 30 min
Luminus meets with Rimuru to discuss Gran and future plans.
Open episode 16 ↗17. Lubelius, The Point of Convergence
Air date: 2026-08-07 · 30 min
While Leon seeks Elmesia's help in finding Chloe, Granville's forces invade Lubelius.
Open episode 17 ↗18. Turbulence in the West
Air date: 2026-08-14 · 30 min
An army of demons advances from the north, leaving the Western Nations in turmoil.
Open episode 18 ↗19. Death and Loss
Air date: 2026-08-21 · 30 min
Granville's true plan is revealed, but it may already be too late to stop it.
Open episode 19 ↗20. Chronoa the Hero, Part 1
Air date: 2026-08-28 · 30 min
When Chloe's Time Traveler skill kicks in, Hinata's soul is sent to the past along with her.
Open episode 20 ↗21. Chronoa the Hero, Part 2
Air date: 2026-09-04 · 30 min
Chloe and Hinata meet Luminus and begin their journey as Chronoa.
Open episode 21 ↗22. Where the Soul Resides
Air date: 2026-09-11 · 30 min
Chronoa is freed from her seal—not as a Hero, but as an avatar of destruction.
Open episode 22 ↗23. Granville's Hope
Air date: 2026-09-18 · 30 min
Shion and Ranga continue to battle Razul while Rimuru struggles to save Chloe and Hinata.
Open episode 23 ↗24. The Hero Awakens
Air date: 2026-09-25 · 30 min
Rimuru has Raphael interfere in Chronoa's Unlimited Imprisonment skill to save Hinata and Chloe.
Open episode 24 ↗