Tales of Star Wars’ greatest good guys — Han, Luke, Leia and the rest — are now legend, but there were heroes on the other side as well.

The new novel Star Wars Battlefront II: Inferno Squad (Del Rey Books, out July 25) focuses on Iden Versio and other Imperial soldiers whose nobility depends on if you’re a part of the Rebel Alliance or fancy yourself a devotee of Darth Vader.

“It was wonderful to be able to explore the Empire’s side of things through the eyes of someone who is a strong, likable person who firmly believes in what she’s been taught the Empire espouses,” says author Christie Golden (Star Wars: Dark Disciple). “Best of all, Iden is a deep, complex character who is faced with decisions and choices that are often harsh and sometimes downright brutal.”

The Battlefront II game (out Nov. 14) centers on Iden as the Inferno commander who set out to avenge the Emperor after the fall of the Empire and the second Death Star at the end of Return of the Jedi. However, the prequel novel takes the TIE fighter pilot back to the aftermath of the recent spinoff film Rogue One, where the secret plans for the Empire’s first Death Star are stolen by Rebels and then are used by Luke Skywalker and the rest to blow up the deadly battle station.

With Star Wars: The Force Awakens character Finn (John Boyega), fans were able to see what those folks wearing Stormtrooper helmets were actually like, and Inferno Squad similarly focuses on the Imperial soldiers on a mission to infiltrate a small group of Rebel extremists called the Partisans.

“Like so many things in life, once you’re in the situation you realize things aren’t simple at all,” Golden says. “How far do you go? What do you really believe? Is there any line you won’t cross for the cause you…