After Grandma Evelyn died, I thought the hardest part would be packing up her little house. I pictured dusty shelves, forgotten teacups, and the smell of old wood. But when I stood before the basement door she had kept locked my whole life—and realized I would have to go down there—I never expected to uncover a life-changing secret. If someone had told me a year ago that my life was about to turn into a complicated, emotional detective story centered on my grandma, I would have laughed and said, “Not

I’ve spent my whole career repairing damaged hearts, but nothing in medical school prepared me for the day I met Owen. I was a pediatric heart surgeon then, already years into a job that asked me to be calm in the face of fear and steady in rooms filled with machines that never stopped beeping. Still, when I first saw him, my chest tightened. Owen was six years old, far too small for the massive hospital bed swallowing him whole. His skin looked almost translucent, his cheeks pale, his eyes