The Extinction Series by Baileigh Higgins

This is their world, and we are the prey.After an unexplained event shifted entire cities millions of years into the past, life has become a daily struggle for survival. Rogue, tenacious and fierce, has never known anything except a harsh life on the streets of Prime City until she finds herself on the wrong side of the law... and the wall. Nothing could’ve prepared her for the outside...Exiled, unarmed, and alone, she faces a perilous journey into a savage prehistoric world... moreThis is their world, and we are the prey.After an unexplained event shifted entire cities millions of years into the past, life has become a daily struggle for survival. Rogue, tenacious and fierce, has never known anything except a harsh life on the streets of Prime City until she finds herself on the wrong side of the law... and the wall. Nothing could’ve prepared her for the outside...Exiled, unarmed, and alone, she faces a perilous journey into a savage prehistoric world. With nothing but her wits, she sets out into the unknown. Can she find a way to survive or will the primordial land claim another victim?Primordial Earth is a gripping time-traveling, sci-fi thriller for fans of action-packed, character-driven, post-apocalyptic tales. less

This is their world, and we are the prey.An outlaw in a savage world, Rogue barely survives her first encounter with the prehistoric creatures outside the walls of Prime City. After a mysterious stranger saves her life, she's reunited with her long lost mother. Hoping for a fresh start, she joins the Exiles, a group of survivors who live off the land. But not all welcome her with open arms... moreThis is their world, and we are the prey.An outlaw in a savage world, Rogue barely survives her first encounter with the prehistoric creatures outside the walls of Prime City. After a mysterious stranger saves her life, she's reunited with her long lost mother. Hoping for a fresh start, she joins the Exiles, a group of survivors who live off the land. But not all welcome her with open arms. The fight for freedom has just begun…Eager to free her former people from the rule of a tyrant, she seeks assistance from members of the council. Little does she know that each has their own agenda, and not all look toward a peaceful resolution. Can she prevail, or will she fall victim to the ravages of war?Primordial Earth is a gripping time-traveling, sci-fi thriller for fans of action-packed, character-driven, post-apocalyptic tales. less

This is their world, and we are the prey.Captured, beaten, and on the brink of death, Rogue and the surviving members of the resistance barely manage to escape the dungeons of Prime City with their lives. As they set out into the unknown they must prepare for the fight of their lives.A storm is coming...With Rogue and Moran spearheading the resistance, they dream of freeing Prime City from its tyrannical rule... moreThis is their world, and we are the prey.Captured, beaten, and on the brink of death, Rogue and the surviving members of the resistance barely manage to escape the dungeons of Prime City with their lives. As they set out into the unknown they must prepare for the fight of their lives.A storm is coming...With Rogue and Moran spearheading the resistance, they dream of freeing Prime City from its tyrannical rule. But dangers surrounds them on all sides, and they have more to contend with than simple war. Can they succeed, or will the prehistoric world swallow them whole? less

This is their world, and we are the prey.Outnumbered and outgunned, Rogue and the Exiles are on the run from the ruthless General Sikes. Finding refuge in the abandoned Shanghai tunnels, the survivors are running out of time and options. Trapped in the past, the fight for their future has just begun.Faced with a relentless enemy, the Resistance and the Exiles must put aside their differences if they are to have any hope of survival... moreThis is their world, and we are the prey.Outnumbered and outgunned, Rogue and the Exiles are on the run from the ruthless General Sikes. Finding refuge in the abandoned Shanghai tunnels, the survivors are running out of time and options. Trapped in the past, the fight for their future has just begun.Faced with a relentless enemy, the Resistance and the Exiles must put aside their differences if they are to have any hope of survival. Can they emerge victorious, or will they fall prey to the savage, prehistoric world? less