Which Sci-fi Novels Offer Similar Ethical Challenges As 'Ender's Game'?

Aria was the Luna of the Winter Mist pack, renowned for her achievements in war strategy. Her contribution was crucial in her pack becoming the most powerful in the entire country. Everything in her life should be perfect. ...Except it wasn't. In actuality, Aria's life was anything but successful. She was helpless to the whims of her abusive Alpha mate and his mistress. A mate who never loved her. As she watches their relationship grow, her options are to run away or die trying to keep her Luna position. But this is not the story of how Aria sways his closed-off heart until he finally loves her. No, this is the story of how Aria died. So when she is faced with the opportunity to go back in time and try again... will she take it? ...Or is she fated to relive her mistakes all over again? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ "...And if I refuse?" I asked hesitantly. "Then you will remain in the Abyss, forever reliving your earthly memories." My mind recalled the images that had just tormented me, showing me my death over and over again. I knew now she must have shown me that strategically so I had a taste of what my refusal would look like. "Then I don't want to be Luna again... and I don't want to be Aleric's mate," I said, surprising even myself that I was bargaining with a Goddess. But I couldn't shake the feeling something seemed off. "That is the fate I have chosen for you." "Then I don't accept," I argued. "I think there is something you're not telling me. A reason why you need me to go back so badly." She was silent, her silver eyes regarding me warily. "...So I am correct," I said, taking her silence as confirmation.

What would happen when an innocent girl is sold to a brothel without her consent? Would her saviour provide her the freedom she wants or would she just tumble into another hell? ~~~~~~ Her life would take another turn when she will find out that he has a secret baby and will be forced to be his surrogate in return of her freedom ! ~~~~~~~ (Recommended for 18+)

“ Fuck her and let me watch, Wolf. ” She laughs and sits down on the edge of the bed. My eyes land on Wolf who is watching me and I realise in this moment, that he is going to do everything she asks of him. Even if it involves fucking me in front of her. ***** Forget what was told to you about the werewolves in fairytales. They are not what everyone imagined them to be. They are cruel and wild. Complete animals — The monsters. And now I am slaved by one of the most feared monster in the world. Wolf. Fire dances in his eyes and secrets lie in every truth around him. I know I am doomed when I choose him to be my master, still I can’t help but feel that I have a connection with him that cannot be denied or accepted either.

Two days before her wedding, my elder sister, Sophia, vanished into thin air, leaving behind a cryptic note. She was supposed to marry the most influential man in the country, Mr. Vaughn Slade - a man rumored to be old, ugly, and disfigured. The whispers were that no woman wanted to marry him, and now my parents were demanding that I replace Sophia as his bride. I was horrified. Not only was I already in a loving relationship with my boyfriend, Julian, but I also knew that Vaughn Slade had specifically chosen Sophia. Desperate for help, I turned to Julian, who happened to be Vaughn Slade's nephew. But what I found was shocking - Julian in bed with my cousin, Rachel. My world was shattered.

Aurora Scott’s life has never been fair. Born into poverty, burdened by a sick mother she couldn’t save, and cursed with a gambler father who saw her as nothing more than collateral. But her true nightmare begins when he sells her–to a wealthy old man who strips her of her last shred of freedom. Just when all hope is lost, Grayson Moore steps in. Powerful. Cold. Untouchable. But he doesn’t save her out of kindness. He doesn’t rescue—He Claims. Now trapped in his world, Aurora is nothing more than a pawn in his dangerous game of vengeance. Grayson took her for one reason–to destroy the man who ruined his life. But the longer she stays, the more she unravels the darkness within him, stirring a need he never wanted to feel. She was meant to be his weapon, not his weakness. Love was never part of the plan. Now, Grayson stands at a crossroads: hold onto his revenge and risk losing her forever… or surrender to the one thing he swore he’d never need. Her.

18+ MATURED CONTENT!!! IF YOU FIND THIS TOO SENSITIVE, PLEASE DO NO READ. HEAVY LANGUAGE INCLUDED. –BLURB I could still feel his eyes ransacking my face and I know his eyes were more interested on my lips. His thumb brushes lightly on my lower lip that was still held captive by my teeth, releasing it. "I don't have a big mouth", I managed to say as I looked at him, regretting it. I could see his jaw tightened and his eyes grow darker. If I didn't know the type of maniac he was, I would have said he looks interested in me, but I know him. "Oh you do love... and I imagine how it would look around my hard cock, moving up and down, just like the way you saw Irina do it last time", Nikolai said. I gasped in shock at his words. Of course I remember that day! "You have no shame, do you?!", I asked in annoyance and all I could hear after that was his loud laughter. I swear this is the first time I have seen him laugh. "You're right my Kukolka, I have no shame... that's the only way to rule this world", he concluded and left me there.