Within the Wake - Susan Cummins - Bog

James adores his family and their ancestral home, perched high above Seattle. But at age forty-eight, he's viewed as a tech-industry dinosaur, and he yearns for a chance to make a name for himself. When an ambitious idea strikes him to revolutionize high-end interactive home security, James sees it as his ticket to success. With unwavering determination, he transforms his own house into a testing ground for an innovative prototype system, confident it holds the key to a bright future. However, as with any technological marvel, things can and do go horribly wrong. Instead of keeping unwanted humans out, James opens a door, unknowingly welcoming the restless spirits of the dead inside