“Sure.” It takes him another thirty long seconds to speak again, all while my heart beats rapidly. A single tear slips down his cheek. “My vision is getting worse. It’s harder to see in the dark lately, and the tunnel vision is getting narrower.” I feel like I just took a brass-knuckled punch to the gut. “Oh, Nico.” Another tear follows the watery path toward his wobbling chin. “I’m nervous.” “Of course.” I take a deep breath. “Why haven’t you told your dad?” “Because I don’t want to make him sad again.”