THE MAFIA BOSS HAD NEVER QUESTIONED HIS FIANCÉE’S LOYALTY, UNTIL HIS HOUSEMAID ARRIVED WITH A BRUISED FACE AND A PHOTOGRAPH OF A CHILD HE DIDN’T KNOW EXISTED.

For one second, nobody in Luca Moretti's study breathed.

Then Luca said, "Lock the front gate. Do not touch the boy. And bring me every camera angle you have."

Daniel Cross, his head of security, was already moving. His phone remained pressed against his ear as he crossed to the bank of monitors hidden behind a paneled cabinet. Rain streaked the windows beyond us. A Chicago wind rattled the old glass, making the enormous house sound suddenly fragile.

I stood near Luca's desk with my cheek bandaged and Ethan's photograph in my shaking hand. I had believed the worst moment of my night would be admitting that Vanessa Bellini had hit me. Now there was a four-year-old child outside, a child Luca had been told was dead, arriving in the custody of the man Vanessa had hired to find him.

"Olivia," Luca said, "sit down."

"I don't think I can."

His eyes softened for a fraction of a second. "Then stay beside the desk, where I can see you."

On the central monitor, headlights swept across the private drive. A gray sedan stopped at the wrought-iron gate. The driver rolled down his window, and one of Daniel's guards approached carefully. Another stood several yards back with his hands visible.

Mercer stepped out first. He was taller than he looked in the security footage, his gray suit wrinkled, his tie loose. He opened the rear passenger door and leaned inside.

A small boy climbed out clutching a stuffed fox.

He wore a blue winter jacket much too thin for the weather. His blond hair curled around his ears. Even through the grainy camera, I recognized the dimple in his chin.

Luca moved toward the screen as if pulled by a wire.

"Ethan," he whispered.

The boy looked up at the ironwork and the imposing house beyond it. He did not look excited. He looked as if he had been brought to the wrong place and was too frightened to say so.

Mercer lifted one hand toward the camera. In the other, he held a brown envelope.

"He's asking to speak to you," Daniel reported. "Says he'll come in alone if you let the child wait with a female staff member."

"Absolutely not," Luca answered. "The boy stays in sight. I'll meet them in the conservatory. No one draws a weapon near him."

He turned to me. "You should go upstairs. You've had enough tonight."

I looked at the screen. Ethan had tucked his stuffed fox beneath his chin the way a child might hold a pillow after a nightmare.

"He doesn't know anyone here," I said. "If you want someone to sit with him, I could."

"You are hurt."

"He looks scared."

Luca studied me. Until tonight, our conversations had been about menus, schedules, and whether his late mother's roses needed moving out of the cold. I had no reason to imagine he would trust me with something like this.

Finally he nodded. "Only if you're comfortable. And Daniel stays within reach."

The conservatory was warm and bright. Plants crowded the tall windows, and rain tapped against the glass roof. I had placed fresh cushions on the wicker chairs that morning, never guessing the room might become the center of a family crisis before midnight.

Two guards escorted Mercer and Ethan inside. Luca remained by the fireplace, trying and failing to disguise what the sight of his son was doing to him.

Mercer kept his eyes on the floor. "Mr. Moretti."

"Where is Isabella?"

"I don't know."

"Try again."

"That's the truth."

Luca took one step forward. Ethan flinched.

The movement stopped him more effectively than any shouted warning could have. He lowered himself into a chair, putting his large hands flat on his knees.

"Hello," he said gently. "I'm Luca."

Ethan stared at him. "I know."

My heart squeezed.

"You do?" Luca asked.

"Mommy has your picture in a drawer. She says you're my dad, but we can't visit."

Luca's mouth opened. No words came.

I crouched several feet from the boy. "Hi, Ethan. I'm Olivia. I like your fox."

The child glanced at me. "His name is Captain."

"That sounds like a very important fox."

"He keeps the bad dreams out. Mostly."

Mercer cleared his throat. "I brought him because things have changed. Someone found Isabella's apartment yesterday. She sent me to a pickup location and told me she'd call. She never did."

"You work for Vanessa," Luca said.

"She paid for information. She never paid me to hurt a kid."

"Yet you brought my son to my gate in the middle of the night."

"Because I saw what was in her new instructions. I was supposed to take the child to a private airfield, not here."

Daniel stepped forward. "Whose instructions?"

Mercer hesitated. "A man named Dominic. No last name."

Luca's face tightened. Dominic Moretti was his uncle, the man who had managed family finances for years. He was also a man Luca had spoken about with quiet, unquestioning respect.

"Show me," Luca said.

Mercer slid his phone onto a small table. Daniel photographed the messages rather than touching the device immediately. On the screen were directions to an airfield outside the city, a photograph of Ethan, and one sentence in capital letters: THE BOY IS NOT TO RETURN TO HIS FATHER.

Ethan suddenly grabbed my sleeve.

"I need my mommy."

"We're going to look for her," I promised. "Would you like some water?"

He shook his head. "She told me not to take drinks from strangers."

"That was smart of her." I kept my voice steady. "Would you feel better if I drank from the bottle first, or if we found something sealed and you opened it yourself?"

He thought about that. "Sealed."

I asked a guard to bring a bottle. When it came, I let Ethan inspect the plastic cap. Only then did he drink. Luca watched every small movement as though learning the rules of fatherhood from scratch.

Mercer said, "There's something else. Isabella told me that if I had no choice but to bring him here, I should give the boy this."

He pulled a folded square of paper from his pocket. Ethan refused to let Mercer hand it directly to Luca. Instead, he climbed down from his chair and brought it to me.

"Mommy said a kind lady would know what to do."

The paper had been folded into the shape of a bird. Written inside, in neat blue ink, were six words: ASK HIM ABOUT ST. CATHERINE'S WARD.

Below that was a hand-drawn five-pointed star.

Luca stared at it. "St. Catherine's was where Isabella delivered."

"And where they told you the baby died?" I asked.

He nodded.

I looked down again. In the corner of the note, barely visible, were the letters N.H.

They might have meant nothing. They might have been a nurse's initials, a meaningless mark, or part of a code. But my mother's name was Nora Hayes, and for fourteen years she had worked in the medical records department of St. Catherine's Hospital.

I could feel the room tilting around me.

"Luca," I said, "my mother worked there."

Before he could respond, Ethan began to cough. His breathing turned sharp and shallow. He clutched Captain against his chest and pressed both palms against his ribs.

"He has asthma," Mercer said quickly. "There's an inhaler in the bag."

Daniel was already calling the doctor who served the household. I took the backpack from the floor with Ethan's permission, found a labeled rescue inhaler and spacer, and handed them to Mercer, who said he had used them with the boy before. Ethan sat upright beside me while the prescribed medicine took effect. We waited, watching his breathing ease, until the doctor arrived to examine him.

Luca did not leave the doorway once.

When the doctor said Ethan was stable but should be monitored and examined again the next morning, Luca closed his eyes in brief relief.

"Can I stay with Olivia?" Ethan asked.

I looked toward Luca. It wasn't my decision.

"If Olivia agrees," he answered, "and if the doctor says you're well enough to rest."

Ethan nodded solemnly. "She didn't yell."

Luca looked wounded by how much those three words seemed to mean.

A little after midnight, we settled Ethan in a guest room beside the old nursery. I sat in an armchair as he held Captain and watched the night-light paint stars across the ceiling. Luca stayed in the doorway, unwilling to intrude and unable to walk away.

"Did you really not know me?" Ethan asked him.

"No," Luca said. "But I wish I had."

"Mommy said grown-ups tell lies when they're afraid."

"Sometimes they do."

"Are you afraid?"

Luca looked at the small boy under the quilt. "More than I've ever been."

Ethan considered that. Then he held out his stuffed fox.

"You can borrow Captain for a minute."

It was such a simple gift that I had to turn my face away.

After Ethan drifted to sleep, Luca walked with me into the hall. His face had gone pale beneath the warm lights.

"Thank you," he said.

"You don't have to thank me for being decent to a child."

"In this house, lately, I think I do."

We stood in silence. Somewhere downstairs, the engagement guests had finally departed. Vanessa had vanished into her suite. The entire mansion seemed to be holding its breath.

Luca looked at the folded note in his hand. "I'll have someone speak to your mother in the morning, with your permission."

"I'll call her myself first. She's been ill, and strangers frighten her."

"Of course."

My phone buzzed in my apron pocket.

MOM, the screen read.

I answered at once. "Mom? It's late. Are you okay?"

At first all I heard was breathing and the hum of a television.

Then my mother said, "Olivia, are you still working at the Moretti house?"

"Yes. Why?"

Her voice cracked. "A woman came to the apartment. She showed me a photograph of a little boy."

My blood turned cold.

"What did she want?"