My brother shattered my knee with a tire iron for exposing his secret marriage, and as I lay bleeding on the concrete floor of our mother’s garage, she didn’t scream, she applauded.

Surgery took four hours and twenty-two minutes.

I woke up in the post-anesthesia care unit with a dry throat that felt like it had been scraped with a wire brush and a foreign weight inside my left leg that pulled toward the center of the earth.

Dr. Jonathan Kroll, the orthopedic trauma surgeon on call, smelled of burnt bone dust and lavender scrub soap. He was fifty-five, with thinning gray hair and hands that looked too thick to manipulate surgical steel, but his reputation at UCSD Medical Center was legendary.

"You have six three-inch titanium cancellous screws through the lateral plateau, Monica," Kroll said, pinning a digital X-ray film to the lightbox beside my gurney. The image looked like an architectural schematic of a bridge that had collapsed and been braced with scaffolding. "The impact sheared the articular cartilage completely off the tibia. We had to harvest a bone graft from your iliac crest to pack the defect. The patellar tendon was torn in two places. We re-anchored it using braided fiber-wire sutures through three trans-osseous tunnels."

"Will I walk?" I croaked.

"You’ll walk," Kroll said, his mouth a straight, unsmiling line. "With an articulated brace for four months, extensive physical therapy, and a permanent five-to-ten-degree deficit in terminal extension. You won't be running obstacle courses with the CID again, Captain Wellman."

He leaned closer, lowering his voice below the hum of the cardiac telemetry.

"Detective Miller from San Diego PD Special Investigations is waiting outside. Elena Ramos called him directly before they brought you into the OR. He’s been sitting on your brother’s house since three this morning."

"Austin isn't at his house," I said, trying to sit up. The movement sent a bolt of white fire through my left hip where they had chiseled the graft from my pelvis. "He won't be at the Pacific Beach townhome. If he ran, he went east. To the desert."

"Let the detectives handle the chase, Monica," Dr. Kroll said gently, pushing my shoulder back down against the pillow. "You lost three units of blood. Your hemoglobin is seven-point-two. If you stand on that leg in the next seventy-two hours, the screws will pull straight through the trabecular bone like nails through dry cork."

The door to the recovery cubicle slid open with a soft, pneumatic hiss.

Detective Paul Miller looked like he had been manufactured in an old precinct house in South Boston and shipped to Southern California to dry out. He wore a rumpled gray suit that had given up on its creases sometime during the previous decade, a loosened silk tie stained with sriracha, and a flat gold shield clipped to his belt beside an ancient Glock 19.

"Captain Wellman," Miller said, nodding once. His voice was like two cinderblocks rubbing together. "I’m Miller. San Diego PD. I worked joint task force operations with your old CID commander, Colonel Vance, back during the Pendleton fraud investigations."

"Miller," I said, my voice clearing as the saline drip flushed the remaining anesthesia from my system. "Did you pick up Austin?"

Miller pulled a metal folding chair from the corner and sat down, his knees cracking loudly. "Austin’s 911 call came in at 2:14 AM from a payphone outside an all-night pharmacy in El Cajon. He told the dispatcher his sister had arrived at their mother’s house intoxicated, attacked him with a garden trowel, and suffered a traumatic fall during his attempt to restrain her. He claimed he left the scene because he was terrified of her military training."

"He had a tire iron, Miller."

"We know," Miller said. "Forensics swept your mother’s garage three hours ago. We executed a search warrant signed by Judge Holtz at 4:30 AM. Your mother was still in her pearls, drinking Earl Grey in the kitchen while two crime-scene techs were swabbing arterial blood spray off the bottom panel of the garage door."

"Did she talk?"

"Mrs. Wellman does not talk," Miller said, a thin, wintry smile touching his mouth. "Mrs. Wellman informed my lead detective that her civil rights were being violated by a 'gang of municipal thugs' and that Arthur Sterling would have our badges before the evening news cycle. But her son isn't quite as disciplined as she is. We found the tire iron."

"Where?"

"In the storm drain at the end of the cul-de-sac. Wiped down with mineral spirits, but not thoroughly enough. We pulled a partial latent print off the lug socket that matches Austin’s right thumb on his driver’s license record. And we pulled blood from the knurled grip that’s currently running through the regional DNA lab. It’s your blood, Monica."

"Charge him," I said.

"We filed the complaint thirty minutes ago," Miller said, leaning forward, resting his forearms on his knees. "Aggravated mayhem. Assault with a deadly weapon causing great bodily injury. Domestic violence enhancement. Felony witness intimidation. Bail is set at two million dollars, no ten percent allowed."

"He’ll post it," I said. "Evelyn has two unencumbered properties in Coronado. She’ll pledge the deeds before noon."

"Maybe," Miller said. "If this was just an assault. But it’s not just an assault, is it, Monica? Elena Ramos spent an hour with me in the hospital breakroom before your surgery."

The room went dead silent.

"Leah Ramos’s case was handled by Imperial County," Miller said, his voice dropping into an official, careful register. "Local sheriff's department. Four road deputies, a part-time coroner, and a sheriff who plays golf with the irrigation district directors. They classified her car as an abandoned vehicle, waited sixty days, and closed the primary file. No ground search. No cadaver dogs. No forensic sweep of the interior."

"Why?" I asked.

"Because on November 16, two days after Leah disappeared, a letter arrived at the Imperial County courthouse," Miller said, pulling a photocopied sheet of paper from his breast pocket and unfolding it. "Purportedly written by Leah. Stating that she was leaving the marriage, moving to Ensenada with an unnamed romantic partner, and requesting that all communications cease. It had a signature that looked like hers. And it had an attached bank receipt showing a sixty-thousand-dollar cash withdrawal from the joint account she shared with Austin."

I held out my hand. "Let me see that."

Miller handed me the photocopy.

I didn't look at the text. I didn't look at the signature.

I looked at the margins. I looked at the font metrics.

"This was typed on an IBM Selectric II typewriter," I said, my fingers tracing the mechanical strike marks visible in the photocopy. "Look at the letter e. The top loop is slightly filled with ink residue from a worn nylon ribbon. Look at the alignment of the numeral 4—it sits one-quarter millimeter below the baseline."

Miller’s eyebrows lifted. "You recognize the machine?"

"My mother bought that Selectric in 1984 when she was working as an administrative secretary for the county tax assessor," I said, my chest tightening until the stitches in my knee throbbed. "It sits on the rolltop desk in the library of the Mount Helix house. It’s been sitting there for forty years. She uses it to type the labels for her strawberry preserves."