Vampire Kids (1990)

A tourist group is forced by an accident to stay at a deserted village. The travelers discover a big diamond and steal it. Unfortunately, the diamond is cursed and enables a monster to gain incredible power. He forces five vampire kids to bring him blood from the travelers in order to rejuvenate. The kids are unable to complete the task and are caught by the humans. The monster is furious and prepares to kill the little vampires and the travelers...