Olivia It was supposed to be a celebration, a gathering of friends and family. The party had been my idea, a last hurrah before the twins arrived. But as I stepped outside for some fresh air, a cramp surged through me, leaving me clutching the bottom rung of the treehouse ladder. “Olivia?” Nathan’s voice held a note of panic. He rushed to my side, his warm hand on my lower back. “What’s wrong?” The cramp subsided as quickly as it came. I forced a shaky smile. “It’s nothing,” I replied, feeling the need to reassure him—and myself. “I’m just tired and a bit sore. You know, typical third-trimester stuff.” He eyed me with a skeptical look flashing through his blue-green eyes but nodded nonetheless. “I thought you looked a little pale earlier,” he said gently, looping his a