Kingdoms Fall — Chad Westbrook

The sequel to The Viking and The Samurai Saga begins here: Eight years have passed since Viking warrior Bjorn Thorgunson had saved the world, even at the sacrifice of his friend, Samurai warrior Hiro Kishimoto. Now, a widower left alone, he and other heroes were never prepared for the invasion that had come to Annendale by the immortal Kaiyun Empire. He must protect his son and chosen children and put his trust in people who are determined to stop the tyranny of this new evil and save the world once again.