21 year old Yusuke Urameshi had become content with living a normal human life, but a new threat is awakening from a deep slumber, and with Demon World suddenly separating itself from Human World, it's up to Yusuke. Question is: can he still do it?

The final phase of the Spirit Detective Archives. Corey must retrieve a new sword to compete against Darkine. Derek continues to battle the evil within him, and Liz must find it in her heart to forgive Derek for killing her love. It all ends here, folks!

Corey Kartana is left alone to lead the Rebel Army and raise the infant, Cory Maison, the son of Derek and Jade Maison. With his best friend dead, Corey, Liz Rain, and John Wolfe must defeat Darkine on their own...

The third installment of the Spirit Detective Archives. Corey finds himself in the future, where the world is run by the evil force known as Darkine. A prophecy must be fulfilled to rid this evil from the world, and that fate is left on Corey's shoulders!

The second book of The Spirit Detective Archives. Corey, Derek and Jade travel to the Demon World, having the honor of attending the Demon Realm Tournament. The two heroes are trained by familiar faces, and Corey is stalked by a mysterious cloaked being.

Seventy-five years after the archived documents of Yusuke Urameshi, two new spirit detectives must stop a warlord demon from following in his father's footsteps and trying to unite the three worlds for his own dark intentions.