Within the depths of the Abyss, a girl named Riko stumbles upon a robot who looks like a young boy. Riko and her new friend descend into uncharted territory to unlock its mysteries, but what lies in wait for them in the darkness?
Episode 1
The City of the Great Pit
Jul 7, 2017
While exploring the Abyss, Riko comes across something she has never seen before. How does this new discovery impact her?
Episode 2
Resurrection Festival
Jul 14, 2017
Riko and Reg find out more about their past but the question still remains, who or what exactly is Reg?
Episode 3
Departure
Jul 21, 2017
Reg goes on his first cave raid! Meanwhile, Riko makes preparations to go into the abyss to find her mother.
Episode 4
The Edge of the Abyss
Jul 28, 2017
Riko and Reg start their adventure into the Abyss, while there they run into an unexpected familiar face.
Episode 5
Incinerator
Aug 4, 2017
Riko and Reg descend into the Forest of Temptation. What new dangers will they find laying in wait for them there?
Episode 6
Seeker Camp
Aug 11, 2017
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.
Episode 7
The Unmovable Sovereign
Aug 18, 2017
Ozen reveals more about the Abyss as well as the truth behind Riko's origins. What will happen when Ozen shows her true colors?
Episode 8
Survival Training
Aug 25, 2017
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?
Episode 9
The Great Fault
Sep 1, 2017
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.
Episode 10
Poison and the Curse
Sep 8, 2017
Reg and Riko run into trouble deep in the fourth layer where they meet an interesting creature, but are they friend or foe?
Episode 11
Nanachi
Sep 15, 2017
Nanachi sends Reg on a mission to find certain items that could possibly save Riko. Meanwhile, Nanachi reveals a little more about themself.
Episode 12
The True Nature of the Curse
Sep 22, 2017
Nanachi shows Reg the truth about the Abyss. Meanwhile, Riko is still recovering from her injuries when she has a strange dream.
Episode 13
The Challengers
Sep 29, 2017
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.