Elfen Lied S01

The story of the anime Elfen Lied is about supernatural creatures called Diklonius, who are also known as the two-horned humans. They are a new type of human, but it is still unclear how they came into existence, possibly due to a genetic mutation. They have special powers and can even become invisible. These abilities make them a threat to humans, who have imprisoned them. However, on one day, one of them manages to escape from prison.