A boy discovers an underground lake that is home to a mysterious blue-haired girl with red eyes.
EPISODE 1
The Boy and the Vast Land
After finding a bright red crystal, an accident drives Sogo toward a more mysterious find.
Yusuke Kobayashi
Ayaka Ohashi
Rie Takahashi
Takuma Terashima
Ayaka Suwa
Inori Minase
Yasuhito Kikuchi
Yuichi Nomura
