Trouble strikes when an exhausted pop singer, sent on a vacation to a farm, realizes that the farm’s owner grows deadly bees.

The corrupt Lord Ambrose D’Arcy steals the life’s work of the poor musical Professor Petry. In an attempt to stop the printing of music with D’Arcy’s name on it, Petry breaks into the printing office and accidentally starts a fire, leaving him severely disfigured. Years later, Petry returns to terrorize a London opera house that is about to perform one of his stolen operas.

After a mysterious explosion leaves a large fissure in the ground, two young boys are confronted by an unknown phenomenon that inflicts severe radiation burns on one of them. There follows a spate of attacks at radiation establishments as the inexplicable life-form plunders radium stores. Dr Royston, an expert in atomic research, is brought in to explain and curtail the activities of this alien creature before it causes disaster.