A fallen foot tall Homunculus called Marvin (a part human/part reptile creature) is imprisoned in a birdcage by a vengeful lover who is bidding to become the world's most powerful vampire.
Three young men vacationing in Bangkok, Thailand meet a Thai woman who ends up dead the next morning. Upon returning to the states, the men are haunted by the vengeful spirit of the woman.
Sugar the good vampire, her boyfriend Dex, and Marvin the homunculous attempt to hunt down a powerful vampire in order to resurrect Marvin's dead son.