1. The City of the Great Pit ⭐ 7.7

07 Jul, 2017 · 1,320 votes

While exploring the Abyss, Riko comes across something she has never seen before. How does this new discovery impact her?

Director: Hitoshi Haga, Masayuki Kojima

Watch Episode 1

2. Resurrection Festival ⭐ 7.6

23 Jan, 2022 · 1,171 votes

Riko and Reg find out more about their past but the question still remains, who or what exactly is Reg?

Director: Masayuki Kojima, Satoshi Mori

Watch Episode 2

3. Departure ⭐ 7.7

30 Jan, 2022 · 1,134 votes

Reg goes on his first cave raid. Meanwhile, Riko makes preparations to go into the abyss to find her mother.

Director: Masayuki Kojima, Seung Hui Son

Watch Episode 3

4. The Edge of the Abyss ⭐ 7.6

06 Feb, 2022 · 1,086 votes

Riko and Reg start their adventure into the Abyss, while there they run into an unexpected familiar face.

Director: Shin'ya Iino, Masayuki Kojima

Watch Episode 4

5. Incinerator ⭐ 7.7

13 Feb, 2022 · 1,072 votes

Riko and Reg descend into the Forest of Temptation. What new dangers will they find laying in wait for them there?

Director: Masayuki Kojima, Toshiharu Kudô

Watch Episode 5

6. Seeker Camp ⭐ 7.5

20 Feb, 2022 · 1,070 votes

Reg and Riko make it to the Seeker Camp where they meet Ozen the Immovable, the person who saved Riko all those years ago. But there is more to Ozen than meets the eye.

Director: Hitoshi Haga, Masayuki Kojima

Watch Episode 6

7. The Unmovable Sovereign ⭐ 8.2

27 Feb, 2022 · 1,117 votes

Ozen reveals more about the Abyss as well as the truth behind Riko's origins. What will happen when Ozen shows her true colors?

Director: Shin'ya Iino, Masayuki Kojima

Watch Episode 7

8. Survival Training ⭐ 7.9

06 Mar, 2022 · 1,061 votes

Ozen tasks Riko and Reg to survive alone outside the Seeker Camp. Do they come out alive and unscathed? Or does the Abyss have a dirty trick up its sleeve?

Director: Shin'ya Iino, Masayuki Kojima

Watch Episode 8

9. The Great Fault ⭐ 7.9

13 Mar, 2022 · 1,038 votes

Reg and Riko continue their descent after they leave Ozen's Seeker Camp. Riko's mettle is tested as Reg passes out and she has to fend for herself.

Director: Hitoshi Haga, Masayuki Kojima

Watch Episode 9

10. Poison and the Curse ⭐ 9.2

20 Mar, 2022 · 1,535 votes

Riko and Reg venture into the fourth layer, the Goblets of Giants, where their adventure takes a turn for the worse.

Director: Masayuki Kojima, Seung Hui Son

Watch Episode 10

11. Nanachi ⭐ 8.2

27 Mar, 2022 · 1,064 votes

Nanachi sends Reg on a mission to find certain items that could possibly save Riko. Meanwhile, Nanachi reveals a little more about themselves.

Director: Masayuki Kojima, Toshiharu Kudô

Watch Episode 11

12. The True Nature of the Curse ⭐ 8.5

03 Apr, 2022 · 1,156 votes

Nanachi shows Reg the truth about the Abyss. Meanwhile, Riko is still recovering from her injuries when she has a strange dream.

Director: Masayuki Kojima

Watch Episode 12

13. The Challengers ⭐ 9.6

09 Apr, 2022 · 2,641 votes

Nanachi and Mitty's past is revealed. How did they become what they are and who is responsible for it? Meanwhile, Riko is on the mend after her injuries.

Director: Masayuki Kojima, Satoshi Mori

Watch Episode 13