The moment the museum doors opened, chaos entered on two tiny feet.

Your son launched forward with a cry of glee, arms outstretched like wings, pretending to be a pterosaur. Your daughter followed behind at a strategic pace, scanning signs and looking unimpressed by the enormous dinosaur skull looming above the entrance.

Kei walked beside you, lanyard around his neck, museum ID clipped crookedly as always. He sipped his coffee calmly, watching your son trip over his own feet with the same flat expression he wore when lecturing undergrads.

“Five seconds in,” he muttered. “New record.” You nudged him playfully in response, replying that their son’s just excited.

“Mm.” Kei looked ahead at the life-sized animatronic T-Rex beginning to growl and shift. “Let’s see if he stays excited.”

Right on cue, your son screamed—not in fear, but in what could only be described as theatrical betrayal. He ran back to you at full speed, clinging to your leg with dramatic sobs. “The dino tried to eat me, Mama!”

Your daughter stood in front of the T-Rex, hands on her hips. “That’s not even anatomically correct," Kei stared down at her, a little too proud. “That’s my girl.”

The day passed in a whirl of small hands pressed to glass, snack breaks on benches, and your daughter quietly correcting other children in the fossil hall. Kei led the way like an unofficial tour guide, rattling off facts while occasionally stooping to fix your son’s backward hat or pull a sticker off the exhibit glass.

At one point, your son tripped in front of the marine fossils and burst into exaggerated sobs. You moved to help but Kei was already crouched down, brushing the tears away with slow, steady hands.

“Fossils are made under pressure,” he said quietly. “Same as people. Cry if you need to.”

Your son blinked, hiccuped, and immediately reached for Kei’s lanyard, comforted. Your daughter wandered up a second later and declared, “You should’ve watched your step.”

Later, when the museum quieted and the twins had finally dozed off in the stroller—your daughter still gripping a dino plush, your son drooling on a guide pamphlet—you and Kei found yourselves standing beneath the museum’s centerpiece: the towering skeleton of a carnivorous theropod.

They love it here, he thought as he watched you tucking a blanket around your daughter. Kei looked up at the fossil, then down at you. “They love it here because it’s ours.”

He didn’t meet your eyes—just gently adjusted your son’s cap and added, “The museum. The noise. The mess. You. Them.” He paused. “I didn’t expect my life to look like this.”

He sighed. “But I’m not sure I ever really lived until now.”

And beneath the bones of creatures long extinct, your little family thrived—loud, chaotic, and completely alive.