The morning of the wedding arrived, and the house buzzed with a nervous, frenetic energy. The smell of fresh coffee mingled with the scent of hairspray and flowers, and the twins giggled as Derek tried—and failed—to tame their unruly curls.

“Hold still,” he muttered, a bobby pin clenched between his teeth.

Autumn was in Lucas bedroom, crouched in front of him as she buttoned up his miniature tuxedo. He looked heartbreakingly handsome, the jacket a little too big on his slender frame, but it wasn’t his clothes that made her pause. His big, brown eyes, so much like his father’s, were glassy with unspoken emotion.

“Hey,” she said gently, tipping...