The Once and Future Queen Series by Clara O'Connor

In a world where the Roman Empire never fell, two starcrossed lovers fight to ignite the spark of rebellion…Londinium, the last stronghold of the Romans left in Britannia, remains in a delicate state of peace with the ancient kingdoms that surround it. As the only daughter of a powerful merchant, Cassandra is betrothed to Marcus, the most eligible bachelor in the city.But then she meets Devyn, the boy with the strange midnight eyes searching for a girl with magic in her blood... moreIn a world where the Roman Empire never fell, two starcrossed lovers fight to ignite the spark of rebellion…Londinium, the last stronghold of the Romans left in Britannia, remains in a delicate state of peace with the ancient kingdoms that surround it. As the only daughter of a powerful merchant, Cassandra is betrothed to Marcus, the most eligible bachelor in the city.But then she meets Devyn, the boy with the strange midnight eyes searching for a girl with magic in her blood.A boy who will make her believe in soulmates…When a mysterious sickness starts to leech the life from citizens with Celtic power lying dormant in their veins, the imperial council sets their schemes in motion. And so Cassandra must make a choice: the Code or Chaos, science or sorcery, Marcus or Devyn?Panem meets the Grishaverse in this explosive new YA trilogy perfect for readers of Marie Lu, Bella Forrest, and Cassandra Clare. less

You are accused of crimes against the Code. How do you plead? After failing to escape the Roman metropolis of Londinium with Devyn, her lover, and Marcus, her betrothed, Cassandra wakes in inky darkness to find the ground giving way to sand beneath her feet. All three of them have been carted back to the notorious arena at the heart of the city to stand trial by public vote... moreYou are accused of crimes against the Code. How do you plead? After failing to escape the Roman metropolis of Londinium with Devyn, her lover, and Marcus, her betrothed, Cassandra wakes in inky darkness to find the ground giving way to sand beneath her feet. All three of them have been carted back to the notorious arena at the heart of the city to stand trial by public vote. Cass knows they must escape at any cost: to warn the Celts of the mysterious blood curse ravaging their kin, to foil the schemes of the imperial council… To find the fabled Lady of the Lake, the one who could save them all. But even as the jaws of death close in around her, another threat looms in the shadows, a danger she never could have foreseen, a betrayal that could burn down her entire world. Fans of The Hunger Games will revel in this sweeping dystopian adventure set in an alternate fantasy universe where the Roman Empire never fell. less

I thought to die that night in the solitude where they would never find me…Cassandra stands silent upon a ravaged battlefield, watching as the druids prepare the dead for the pyres, embers drifting up into the still winter darkness. She can barely breathe through the agony of her grief, but she cannot waste another second on tears.Because Londinium, the Caesar, the empire… all of it is still out there... moreI thought to die that night in the solitude where they would never find me…Cassandra stands silent upon a ravaged battlefield, watching as the druids prepare the dead for the pyres, embers drifting up into the still winter darkness. She can barely breathe through the agony of her grief, but she cannot waste another second on tears.Because Londinium, the Caesar, the empire… all of it is still out there. The empire whose code she had followed, whose prince she had promised to marry, whose schemes she had been swept up in since birth.They tried to use her magic against her. To silence her.So she will use her magic against them. To silence them. Forever.The third and final chapter of The Once and Future Queen trilogy, this epic scifi fantasy adventure set in a dystopian world where the Romans still rule will enchant fans of Sarah J Maas and Cassandra Clare. less