Esta serie sumerge a los lectores en un mundo donde chocan libros antiguos y tecnología moderna, desvelando misterios de la vida eterna y conspiraciones crípticas. Sigue a un joven protagonista mientras descifra códigos secretos y navega por una sociedad oculta conectada a una peculiar librería. Es una emocionante aventura que explora la amistad, el amor y la búsqueda del conocimiento en la era digital.
Recession has shuffled Clay Jannon out of his life as a San Francisco Web-design drone - and serendipity, coupled with sheer curiosity, has landed him a new job working the night shift at Mr Penumbra's 24-Hour Bookstore. But after just a few days, Clay begins to realize that this store is even more curious than the name suggests.
San Francisco, 1969. The summer of drugs, music and a new age dawning. A young, earnest Ajax Penumbra has been given his first assignment as a Junior Acquisitions Officer - to find the single surviving copy of the Techne Tycheon, a mysterious volume that has brought and lost great fortune for anyone who has owned it. After a few weeks of rigorous hunting, Penumbra feels no closer to his goal than when he started. But late one night, after another day of dispiriting dead ends, he stumbles upon a 24-hour bookstore and the possibilities before him expand exponentially. With the help of his friend's homemade computer, an ancient map, a sunken ship and the vast shelves of the 24-hour bookstore, Ajax Penumbra might just find what he's seeking...