My husband cooked dinner, and right after my son and I ate, we collapsed Pretending to be unconscious, I heard him on the phone saying, "It's done... soon they will both be gone."

The voice belonged to someone I knew.

It wasn't the voice of a backwoods stranger or a faceless criminal. It was light, measured, and possessed the faint, melodic lilt of an upper-middle-class professional who spent forty hours a week explaining complex financial instruments to suburban families.

It was Evelyn Vance.

Evelyn was our family’s wealth management advisor. She had sat in our living room three weeks ago with a leather portfolio, drinking Earl Grey tea from my grandmother’s china cups, gently walking Daniel and me through the restructurings of our commercial umbrella policies and our joint survivorship life insurance plans.

"They're right where I left them," Daniel answered. His voice was different now. The tension had vanished from it, replaced by a strange, flat buoyancy that chilled me worse than the freezing tile against my skin. "The boy went down first. Claire lasted maybe four minutes longer. She tried to make it to the counter before her legs gave out."

"Did she touch the phone?" Evelyn asked. Her low-heeled boots clicked briskly across the tile, stopping three feet from my head.

I smelled her perfume before she even spoke again: sandalwood and expensive French lavender. It was the same scent that had lingered in Daniel's truck cab two months ago, which he had casually dismissed as an air freshener one of his subcontractors had left under the passenger seat.

"No," Daniel said. "I took both iPhones and dropped them in a bucket of saline in the garage. Circuit boards are fried by now. If the forensic team pulls tower data, it’ll show the phones went dead during the power surge from the storm front."

"Good," Evelyn said. I felt the hem of her wool coat brush against the calf of my leg as she circled my body. "The coroner in this county doesn't run broad-spectrum toxin panels unless the sheriff flags signs of struggle or forced entry. Succinylcholine metabolizes into succinic acid and choline within hours. If the temperature in this house stays low enough, by the time the medical examiner cuts them open tomorrow afternoon, there won't be an abnormal molecule left in their tissue."

My heart hammered against my ribs like a trapped crow.

Succinylcholine.

I knew the word. My father had been a farm vet in Lancaster County. He kept it locked behind three iron padlocks in a steel cabinet marked with red crossbones. It was a paralytic. It didn't put you to sleep. It didn't stop your brain from thinking or your ears from hearing. It severed the communication between the nerves and the voluntary muscles. If the dose was high enough, your diaphragm simply stopped moving while your mind remained fully, terrifyingly awake, suffocating in absolute silence.

He hadn't given us enough to kill us instantly. He had dosed the food lightly so we would collapse slowly, making it look like carbon monoxide poisoning or an accidental culinary contamination.

"Help me get them into the minivan," Daniel said. "We stage the vehicle at the old quarry road down by mile marker seven. The grade is steep enough. A single rollover into the creek bed, a punctured fuel line, and the whole thing goes up before the morning shift starts at the gravel pit."

"What about the dog?" Evelyn asked.

"Cooper is boarded at the kennel in town until Sunday. Nobody expects him home."

Hands seized the fabric of my sweater.

Daniel grabbed me by the armpits and dragged me across the floor. The friction of the tile burned through my jeans, but I maintained the limp, loose-necked dead weight of a corpse. Every nerve in my spine screamed to lash out, to drive my thumbs into his eye sockets, but if I fought back now, Evelyn was standing right there with whatever syringe or blunt object she had brought from her car. Two against one, with an eleven-year-old boy paralyzed on the floor. We wouldn't survive the kitchen.

As he hauled me toward the open back door, the freezing autumn air hit my face like a bucket of ice water.

"Wait," Evelyn called out sharply from by the butcher block.

Daniel stopped. My heels thumped onto the threshold.

"What is it?" he snapped, his breath coming in short, irritated puffs.

"The plate."

My stomach plummeted into an abyss.

"What about the plate?"

"The blue plate on the counter. The food is shifted. There’s a smear across the rim that looks like someone scraped it with a utensil."

Silence descended on the room—thick, suffocating, absolute.

"You're being paranoid," Daniel said, but his voice tightened with uncertainty. "She ate three bites before she dropped. I watched her spoon hit the ceramic."

"Daniel, look at the pattern," Evelyn insisted, her boots clicking closer to the counter. "There’s clean stoneware showing on the left quadrant. A fork doesn't leave an edge that straight. That was a spatula."

"Why would she use a spatula while she was dying on the floor?" Daniel spat, irritation bleeding through his calm facade. "She didn't touch it. I was in the garage for ninety seconds total."

"Did she know about the freezer?"

"She doesn't know anything!" Daniel barked, dropping my shoulders abruptly. My head struck the wooden trim of the door frame, sending white sparks dancing across my field of vision. "She’s a housewife who organizes PTA bake sales and teaches sixth-grade biology. She thinks our biggest marital problem is that I forget to clean the gutters in November!"

He marched back into the kitchen. I risked opening my right eye by a fraction of a millimeter.

Daniel was leaning over the butcher block, his face inches from the blue plate. Evelyn stood behind him, her arms folded across her camel-hair coat, her sharp features pinched in deep suspicion.

"Check the pantry," Evelyn commanded. "Check the trash cans."

"We don't have time for this," Daniel growled, checking his watch. "The highway patrol runs a routine sweep of Route 9 between ten-fifteen and ten-thirty. If we aren't at the quarry before the rain turns to sleet, the skid marks won't look natural."

"Check the freezer, Daniel. Now."