Portal Walker

A glitch in time. A lost artifact. And a sister who may have already changed history.When teen coder Jake Parker is ripped from his world by a mysterious time rift, he crash-lands in a brutal prehistoric era-separated from his sister, stripped of technology, and hunted by nature itself.Facing lethal predators and a tribe of ancient humans who see him as either threat or omen, Jake must adapt fast. His only hope for survival lies with Amna, the fierce young leader of the tribe who saves his life but questions his purpose. As Jake struggles to earn their trust, he uncovers echoes of a deeper mystery-one linked to a powerful artifact and a time anomaly that may not be random.Could Emma have traveled through time too? And if so… what has she changed?As survival transforms into something far more dangerous, Jake must confront a world without logic, code, or control-and decide who he is when the future depends on the past.For fans of The Maze Runner, Dark Matter, and The Marrow Thieves, this heart-pounding debut blends ancient legend, sci-fi mystery, and emotional grit into a unique YA saga.Sometimes the key to the future… is buried in our origins. A.D. Tenebris writes where memory fractures and myth bleeds into the present.Blending science fiction, fantasy, and echoes of ancient worlds, his stories explore the unseen threads that bind time, truth, and identity. From time-bending odysseys to divine rebellions and post-apocalyptic awakenings, his work delves into the spaces between-between light and shadow, fate and free will, legacy and loss.Tenebris is known for crafting immersive worlds and emotionally charged narratives driven by flawed heroes, forgotten histories, and impossible choices. His young adult and crossover novels are read by those who crave high-concept adventure wrapped in heart and mystery.When not bending timelines or mythologizing the future, he writes under stars, studies the past, and believes every story we tell is a bridge to the one we're becoming.

Time doesn't just test you-it remembers what you leave behind.Jake Parker and his younger sister Emma have made a pact: if they can use the time portals to help others, they must. Their next leap lands them in Viking Age Scandinavia, a world of brutal winters, bold warriors, and gods etched in runestones.Captured by a suspicious warlord who believes they were sent by the gods, Jake and Emma must conceal their true identities while navigating a culture built on strength and legacy. But the real challenge isn't survival-it's inspiring change without altering the future.When they befriend the warlord's timid son, whose spirit is crushed beneath tradition and cruelty, Jake and Emma see a chance to leave a deeper mark. As they teach him courage and uncover a secret portal buried in Viking lore, they begin to realize that some legacies aren't forged by battle-but by bravery and belief.Viking Legacy is the heart-pounding third installment in The Portal Walker series-blending ancient mythology, thrilling time travel, and an unforgettable sibling bond. Perfect for fans of The 39 Clues, The Ranger's Apprentice, and The Kane Chronicles. A.D. Tenebris writes where memory fractures and myth bleeds into the present.Blending science fiction, fantasy, and echoes of ancient worlds, his stories explore the unseen threads that bind time, truth, and identity. From time-bending odysseys to divine rebellions and post-apocalyptic awakenings, his work delves into the spaces between-between light and shadow, fate and free will, legacy and loss.Tenebris is known for crafting immersive worlds and emotionally charged narratives driven by flawed heroes, forgotten histories, and impossible choices. His young adult and crossover novels are read by those who crave high-concept adventure wrapped in heart and mystery.When not bending timelines or mythologizing the future, he writes under stars, studies the past, and believes every story we tell is a bridge to the one we're becoming.