"Escolhida Ao Anoitecer" seems to be a Portuguese phrase that translates to "Chosen at Dusk" in English. Without more context, it's challenging to provide a specific piece on this topic. Nevertheless, I'll attempt to create a general piece that might be related to the theme.

In literature and art, the theme of choice and consequence is a common thread. Characters are often faced with difficult decisions, and the outcomes shape their journeys. The idea of being chosen or making a choice at dusk adds a layer of intrigue, hinting at the complexities of human experience.

As the sun dips below the horizon, the world is bathed in a warm, golden light. It's a time of day when the boundaries between reality and mystery seem to blur. In this atmosphere, choices are made, and paths are taken that can alter the course of one's life.

Regarding the "download em pdf free" aspect of your request, I couldn't find any specific information on a publication or resource directly related to "Escolhida Ao Anoitecer." However, there are many online platforms and libraries that offer free PDF downloads of literary works, articles, and other resources.