He describes the "voices" and hallucinations he experienced with brutal honesty and humor.
The "voices" mentioned are not musical but psychological. In 2017, Ángel Martín suffered a severe that led to his psychiatric hospitalization. After his recovery, he wrote this memoir to: Download Por las voces vuelven multi zip
The book details how he had to "rebuild himself from scratch" after losing his grip on reality. He describes the "voices" and hallucinations he experienced