Dune: House Harkonnen #6 — Brian Herbert

The brutality of Rabban and the Harkonnens abounds mid-series, while on Arrakis, Liet and Warrick face a different kind of conflict as they're pitted against each other in the name of love.
Meanwhile Leto and Kailea's relationship reaches a seemingly unresolvable point, but Leto also finds himself in a fateful meeting elsewhere…