The series features the opening sequence “Soul Salvation” from Megumi Hayashibara while the ending is “Boku no Yubisaki” also by the incredible Megumi Hayashibara.
Soon Manta uncovers more about the world of spirits, including the Shaman Fight, in which his new friend You aims to claim victory.
However, the knowledge that Manta possesses—a rare sixth sense that allows Manta to see these spirits—endears the boy to You.
The original work was created by Hiroyuki Takei which ran for 35 volumes and spawned a TV series back in 2001.