The search for a "Dante PDF" reveals a tension in modern fandom: the desire for instant, free access versus the need to sustain the creators who build the worlds we love. In the grim darkness of the far future, there is only copyright law—and choosing to respect it is the most loyalist act of all.
If you want to read Dante's story, do so legally. The official eBook costs roughly the same as a movie ticket and provides a vastly superior reading experience. By purchasing the novel, you support the creation of more Warhammer 40k fiction. If cost is a barrier, check your local library or library apps (like Libby or Hoopla), where Dante is sometimes available as a loanable digital copy.