Gran Valor works in a bar and has an extraordinary memory. After loosing in an entertainement TV show he decides to help his friends in the university.
Abel Amoroso, a cadet in a notary's house and responsible for taking the deposits to the bank, is kidnapped by a gang whose leader, Luis Santanelli, has an incredible physical resemblance to the cadet. The captor adopts the identity of his sosias, elopes with the loot, convinces investigators of his innocence, and marries Abel's girlfriend.
The police, led by Inspector Ibanez, are baffled by the murders of several attractive female dancers who all work on a musical TV show that features a horror-themed tableaux. The killings are the work of a masked psychopath with a taste for human blood and there are many suspects…
