María Antonia, Beatriz and Leonor are three classmates who are anxiously awaiting the celebration of their 15th birthday. However, each of them will have to cope with their complicated personal situation.

Dr. Satan, a mad scientist and sorceror, plans to take over the world. In order to do so, he wakes up three zombie slaves from the dead and attempts to make a deal with the devil. He sends his zombie servants to do harm to anyone who stands in his way. Will anyone be able to stop him?