Made in Abyss: Retsujitsu no Ougonkyou

Definition

After surviving the brutal challenges of Idofront, Riko now possesses a White Whistle, allowing her to descend into the Abyss's sixth layer—The Capital of the Unreturned. Alongside Reg and Nanachi, Riko begins to explore the uncharted domain, where the ruins of the promised Golden City are located.

Sources

• raw/anime/other/made-in-abyss-retsujitsu-no-ougonkyou-41084.md