The "Abyss" is the last unexplored place in the world. Strange and wonderful creatures roam within, and it is full of precious relics that present humans can't recreate. Those that dare to explore the depths are known as "Cave Raiders." An orphan girl named Riko lives on the rim. Her dream is to become a Cave Raider like her mother and solve the mysteries of the cave system. One day, Riko starts exploring the caves and discovers a robot who resembles a human boy. Note: The last episode aired with a runtime of ~48 minutes as opposed to the standard 24 minute long episode.
201717HDSUBDUBCC
The "Abyss" is the last unexplored place in the world. Strange and wonderful creatures roam within, and it is full of precious relics that present humans can't recreate. Those that dare to explore the depths are known as "Cave Raiders." An orphan girl named Riko lives on the rim. Her dream is to become a Cave Raider like her mother and solve the mysteries of the cave system. One day, Riko starts exploring the caves and discovers a robot who resembles a human boy. Note: The last episode aired with a runtime of ~48 minutes as opposed to the standard 24 minute long episode.
Mariya IseReg
Miyu TomitaRiko
Shiori IzawaNanachi
Toshiyuki MorikawaBondrewd
Sayaka OoharaOuzen
Eri KitamuraMitty
Aki ToyosakiMarulk
Maaya SakamotoLyza
Taishi MurataJiruo
Tetsu InadaHablog
Manami HanawaKiwi
Mutsumi TamuraNat
Manami NumakuraShiggy
Yuuki ShinSimred
Akihito TsukushiOriginal Creator
Masayuki KojimaDirector
Hideyuki KurataSeries Composition
Kazuchika KiseCharacter Design
Tsunetaka EmaDirector of Photography
Kevin PenkinMusicThe "Abyss" is the last unexplored place in the world. Strange and wonderful creatures roam within, and it is full of precious relics that present humans can't recreate. Those that dare to explore the depths are known as "Cave Raiders." An orphan girl named Riko lives on the rim. Her dream is to become a Cave Raider like her mother and solve the mysteries of the cave system. One day, Riko starts exploring the caves and discovers a robot who resembles a human boy. Note: The last episode aired with a runtime of ~48 minutes as opposed to the standard 24 minute long episode.