You're referring to the book "Swiss Army Man" by the comedy trio Hammigway and according to some sources it is published anonymously…
Months passed. Elias carried the book everywhere. It became his companion.
It is a story about a book that wanted to be a weapon, a tool, a friend, and a vessel, all at once. swiss army man book
I picked up the Swiss Army Man book expecting weirdness—and I got it. But what I didn't expect was how deeply emotional and thought-provoking this story would be.
While there is no direct novelization or original book titled Swiss Army Man , the 2016 film—a surrealist buddy comedy directed by Daniel Kwan and Daniel Scheinert (collectively known as "the Daniels")—was built on a wholly original screenplay. Despite the absence of a tie-in novel, there are several literary connections, published scripts, and book-related collectibles that fans of the film often seek out. The Screenplay and Mediabooks You're referring to the book "Swiss Army Man"
He closed the book. It didn't look like much—just a battered, drab object. But when he held it, he felt the potential of a hundred different solutions humming beneath the cover. It was his Swiss Army Man, ready for whatever came next.
The original Swiss Army Man screenplay by Daniel Scheinert and Daniel Kwan is widely studied by writers for its unique blend of absurdism and emotional depth. It is also used as a case study in screenwriting textbooks like The Heart of Your Script to illustrate how to manage a film's "difficult middle section". Literary Inspirations and Themes It is a story about a book that
They called it The Swiss Army Man . It did not look like much at first glance. On the outside, it was bound in heavy, drab canvas, the color of wet sand. The pages were thick and rough, like dried leaves. There was no title embossed on the spine, only a single, scratched-in image of a pocketknife.