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“Why?”

“Shorter repeat sequences can suffer from problems during amplification. Also, some genetic disorders are associated with trinucleotide repeats. Huntington’s disease, for example. Longer repeat sequences are more vulnerable to degradation. And they don’t amplify by PCR as well as shorter sequences.”

“Ten words or less, how does STR work?”

“Ten?”

“I’ll go twenty, that’s my top.”

“First, you extract nuclear DNA from your sample. Next, you amplify specific polymorphic regions—”

“Flag on the field. Jargon violation.”

“Regions on the genome where there is variability. You amplify, you know, make more copies. Then you determine how many repeats exist for the STR sequence in question.”

I was oversimplifying for Ryan’s benefit. It seemed to be working.

“Once you’ve got the genetic fingerprint from your suspect or unknown, in this case the Hemmingford floater, you compare it to that of a family member, right?” he asked.

“Even better, you compare a sample from your suspect or unknown to another sample taken from him or her before death. Extracted or saved baby teeth. Saliva from a toothbrush. Mucus on a tissue.”

“So our next step is to swab Plato’s cheek or find Spider’s own snot.”

“Nice.”

“You said it.”

“With much more élan.”

“But similar co

“I don’t know,” I said. “It’s doubtful he’s going to like the results.”

“Very,” Ryan agreed.

For several seconds empty air hummed across the line. Then Ryan asked about Katy.

“She’s still pretty bummed,” I said.

“You never mentioned a boyfriend. Did you know she was head over heels for the guy?”

“No.”

Absence? Inattentiveness? Whatever the reason, my ignorance spoke of remoteness.

“She’ll come around.”

“Yes. How’s Lily?”

“Attending group and keeping appointments with her psychologist. Her color’s better and I think she’s gained a little weight.”

“Don’t tell her that.” An attempt at levity. It fell flat.

“The kid’s saying all the right things. But I don’t know.” Ryan drew a deep breath, exhaled. “Sometimes I get the feeling she’s just going through the motions. Telling me what she thinks I want to hear.”

Not good. Ryan’s instincts were usually dead-on.

“And she and her mother are like fire and ice. Lutetia’s trying, but patience is not one of her strengths. Lutetia says something, Lily overreacts, Lutetia comes down hard, they both explode, and I end up dealing with the aftermath.”

“Sounds like they need a break from each other.”

“You’ve got that right. But I can’t have Lily living with me. At this stage of rehab she needs someone around all the time. I’m away most days, often at night. You know.”

I did.

Ping!

Bad plan.

It’s perfect.

“Fly out here.” Spoken before follow-up from the wiser brain cells.

“What?”

“Bring Lily to Hawaii. Katy’s alone all day. They’re close enough in age to be company for each other.”

Twenty-four. Nineteen. From my perspective it looked like a match.

“You’re nuts.”

“You three can play tourist while I work. Then we’ll party at night.”

“I can’t.”

“You’ve banked, what, ninety years of unused vacation time? All it will cost you is a couple of tickets. There’s plenty of room here.”

I pressed on, though already I was questioning the wisdom of the whole idea.

“A change of climate could help. Lily was born in the Abacos. Maybe Hawaii will remind her of home.”

“Lily’s court agreement prohibits her leaving the province.”

“Puh-leeze. She’d be with you, a sworn officer. Surely you know a judge who would bless that.”

There was a very long pause.

“I’ll call you back.”

Da

Aloha to you, too, sunshine.

Do

Oh?

I scraped gently with my toothbrush. Detail emerged.

Son of a gun.

Remembering the maxilla, I returned to the table.

Son of a gun.

I was back at the sink when Da

Minutes later, Da

“Good to see you, Tempe.” Craig Brooks, a CIL dentist, shot out a hand.

“Good to see you,” I said as we shook.

“Da

“Hardly.” Another girly giggle. “Tempe’s find is the size of a mite.”

“Let’s check it out.”

Craig spent a long time at the scope, positioning and repositioning our mushroom-duck thing, adjusting and readjusting the two snake lights. Finally he sat back.

“Da

“Part of a filling or cap?” I asked.

“Nope.”

“You’re sure?”

“I’ve seen a lot of melted dental work, and this doesn’t fit the pattern. There’s some distortion due to heat exposure, but that’s localized along the rounded edge. The rest of the shape looks original. And it doesn’t track right for either a restoration or crown.”

“How so?”

“First, it’s far too thin. Second, one surface is smooth but has some rounded relief. The other surface is roughened but flat.”

“So what is it?” I asked.

Craig raised and lowered his shoulders. “Beats me.” He rose. “But I’ll think about it.”

When Craig had gone I told Da

I was walking toward the sink when my mobile sounded. I checked the LCD screen, expecting Ryan’s number. The line was local, but not the Lanikai beach house.

Curious, I clicked on.

“ALOHA.” WHEN IN ROME, RIGHT?

“Aloha. Dr. Temperance Bre

“This is she.”

“Hadley Perry here.”

Great. A unisex name. Pulling back a chair beside 2010-37, I sat.

“M.E.” Medical examiner.

That Hadley Perry. Though we’d never met, I knew Perry by reputation. Chief medical examiner for the city and county of Honolulu for over two decades, the woman’s antics were legendary and the press ate them up.

On one occasion Perry rolled blanket-covered bodies into her facility’s parking lot to protest crowding at the morgue. Turned out the gurneys held inflatable dolls. Another time she issued death certificates for two state senators. Said their opposition to increased funding for her office was clear proof of brain death.

“Hope you don’t mind me calling your private number.”

“Of course not.” Actually, I did. But curiosity ruled.

“I’m told you’re the best forensic anthropologist in the Western Hemisphere.”

A warning bell tinkled.

Da

OK, buckaroo. Bring it on.

“Yes, ma’am. That would be me.”

A beat. Then, “I have a booger of a case. I’d like your help.”

“A humpback with implants?”

“Sorry?”

“A transgender ne-ne-?”

“It’s a homicide.”

“A garroted gecko?” I was on a roll.

“I think the victim is young and male, but can’t be sure. Few parts were recovered.” Grim-toned. I had to admit. The woman was good.

“What parts? Gizzard? Wing?”

I was gri