A folklore scientist becomes possessed by Thunder and Lightning's early Japanese allies. However, If The Bureau of Paranormal Research &amp. Defense dispatches a group of representatives to explore a cursed samurai sword sends Hellboy into some measurement of monsters, witches, and mayhem that is gruesome. Now while pyrokinetic Liz Sherman and fishboy Abe Sapien combat one very pissed off dragon, a Hellboy has to get his way home.