Located in the center of a remote island, the Abyss is the last unexplored region, a huge and treacherous fathomless hole inhabited by strange creatures where only the bravest adventurers descend in search of ancient relics. In the upper levels of the Abyss, Riko, a girl who dreams of becoming an explorer, stumbles upon a mysterious little boy.
Release Date
Jul 7, 2017 (TV-MA)
Episodes
2 seasons | 25 episodes
CREATED BY
Credits not added yet.
CAST
Miyu Tomita
Riko (voice)
Mariya Ise
Reg (voice)
Shiori Izawa
Nanachi (voice)
Misaki Kuno
Faputa (voice)