Taoist monster hunter Yan, intent on retiring, gets embroiled in an imperial palace conspiracy involving vicious Black Mountain creatures and a search for the gates of Hell near the sacred yet perilous Lan Re temple.

Taoist Monster Hunter YAN is on his way to retire from the martial world when new and vicious creatures of the Black Mountain is wreaking havoc to the people. Yan finds himself pulled into the case involving a dark scheme at the imperial palace in a search for the gates of Hell, near the temple of Lan Re, a place sacred yet dangerous.