The plotline about the Dark Angels Space Marine chapter is also captivating. They have a dark secret in their past related to the Fallen Angels. They are constantly on a quest to redeem themselves while still serving the Imperium. And the story of the Sisters of Battle, a female - only military order in the Imperium, is full of tales of faith, combat, and loyalty.
One interesting plotline could be about a low - level gamer character rising through the ranks in the Warhammer 40k universe. They start with a small, weak force and gradually build it up into a powerful army, facing challenges like rival factions and difficult terrains.
One interesting plotline could be a Space Marine finding himself in a situation where he has to protect a group of diverse female characters from different factions in the Warhammer 40k universe. This creates a harem - like dynamic as they all rely on him and he has to navigate their different personalities and abilities.
One interesting Warhammer 40k fan fiction is about a group of Space Marines who find themselves on a lost planet filled with ancient technology. They have to battle against not only the local xenos but also the temptation of the powerful and often dangerous technology. It's a great story as it shows the moral and physical challenges they face.
A really cool plotline could be centered around a real - life military unit that somehow gets their hands on some Warhammer 40k - like technology. They start using it, but then attract the attention of the Inquisition - like forces from the game's lore. They then have to prove that they are not heretics while also dealing with the new - found power and the consequences that come with it.
One interesting plotline could be a Dark Eldar raiding party stumbling upon a lost Imperial relic. They see it as a valuable item to either use for their own dark purposes or sell on the black market in Commorragh. Another could be a story about a Dark Eldar wych who tries to rise through the ranks by challenging powerful rivals within her own cult.
A lot of the novels explore the origin and growth of the Black Templars. They have a rich history that is tied to the broader Warhammer 40k universe. Their relationship with the Imperium and how they uphold its values in their own unique, often more extreme, way is a central plotline. There are tales of individual Black Templars heroes rising through the ranks, facing impossible odds, and still emerging victorious, which is always exciting to read about.
In some fanfictions, there might be a story where a human discovers an ancient Eldar artifact. This leads to an Eldar coming to claim it. Instead of fighting, they negotiate and end up on a journey together to understand the true power of the artifact. Along the way, they learn about each other's cultures and form an unlikely bond.
One non - sexual plotline is the conflict between the Eldar and the Dark Eldar. The Eldar are an ancient and once - powerful race trying to hold on to their remaining civilization, while the Dark Eldar are a sadistic and cruel offshoot. Their battles and power struggles are full of political intrigue and battles for survival. Another is the story of the Tau, a young and rapidly - expanding race with its own unique ideology, and how they interact with the other races in the 40K universe.
One interesting Warhammer 40k fanfic could be about a Space Marine's journey of redemption. Maybe he made a mistake in a battle that cost many lives, and the fanfic follows his path to make amends. Another could be a story about an Imperial Guard regiment's fight against impossible odds, showing their tenacity and loyalty to the Imperium.
One interesting story could be about the Space Marines' heroic battles against the Chaos forces. Their unwavering loyalty and superhuman combat skills make for great reading.