Tinieblas Jr is the proud inheritor of a legacy that dates to the early 1970's, when his father Tinieblas started his lucha libre career. However, unknown to anyone but a small select few, Tinieblas Jr is also the protector of both human and monster realms. A monster hunter, taking on the legions of the damned and all manner of creatures that go bump in the night! Today, out of his secret lair with his assistant Ramona, they decide to help a close friend solve an ages old mystery. A mystery so old, it will change both the human and monster worlds forever!