The tea in Harlan Miller's cup was wrong. Chamomile tea, brewed properly, ran pale gold, almost water-clear, with maybe a few small dried flower heads drifting near the surface like tiny sunbursts. This tea was dark—a deep, murky brownish-green—more like a strong medicine than a gentle evening drink.
And at the bottom of the cup, where the last of the water had not yet fully steeped the leaves down, Isaiah could see them: long, tapered leaves with a soft, fuzzy underside and a vein pattern branching out from a thick central rib. The edges just barely toothed.
He had held that exact leaf in his own small hand a hundred times, kneeling in the dirt behind his grandmother's cabin, while she said the word slow enough for a child to remember it forever: Foxglove.
Isaiah's whole body understood the danger before his mind had finished catching up to it. His grandmother's voice rose up in him, not as a memory, but as something closer to an instinct, sharp and immediate: A pinch of that steeped strong enough can slow a grown man's heart to nothing before he even knows to be afraid. It doesn't taste like poison, child. It tastes like bitter tea. That's what makes it wicked.
Harlan Miller lifted the cup toward his lips.
The tray in Isaiah's hands rattled, just slightly, just enough that Eleanor's eyes flicked toward him with a warning sharp as a slap. A look that said clearly, without a single word: You are furniture, boy, and furniture does not make noise.
Isaiah did not care.
"Mr. Miller, don't drink that. Please, sir."
The words came out of him before he had decided to say them. And in the half-second after they left his mouth, he felt the enormity of what he'd just done crash down on him. A Black boy, a stable hand's grandson, had just shouted an order at the richest man in the county in his own parlor.
He watched Harlan's cup freeze an inch from his lips. He watched Eleanor's face go still in a way that was somehow more frightening than anger would have been. And then his body moved before he could think it through any further. Isaiah crossed the parlor in three fast steps and knocked the cup clean out of Harlan Miller's hand.
Hot tea splashed across the older man's shirt sleeve and spattered dark across the pale rug. And the porcelain cup shattered against the floorboards into three jagged pieces.
For a moment, nobody in the room breathed.
"Boy!" Eleanor's voice cracked like a whip, all softness gone from it in an instant. "Have you lost your mind entirely? Do you understand what you've just done? You've ruined my mother's china! You've scalded my husband!"
"Ellie," Harlan's voice was quiet, but it cut clean through hers. He was staring down at the wet, dark stain spreading across the rug, at the broken cup, at the boy standing over him breathing hard with his hands still trembling from what he'd just dared to do. "Nobody's scalded. Let the boy be."
He looked up at Isaiah, and there was nothing in his weathered face yet but confusion—not fury, not yet, just the honest bewilderment of a man whose ordinary afternoon had suddenly turned strange. "Son, you want to tell me what in the world that was about?"
Isaiah's mouth was dry. He glanced once at Eleanor, whose knuckles had gone white around the handle of the teapot she still held. And then he made himself look at Harlan instead, because his grandmother had also taught him this: that courage wasn't about being unafraid. It was about deciding who deserved to hear the truth from your own mouth.
"Sir, that tea wasn't chamomile," Isaiah said, forcing his voice steady. "I know chamomile. My grandmother taught me plants my whole life. Chamomile brews pale gold, sir, clear almost, with little flower heads floating on top. That cup was dark, and there were leaves at the bottom. Long leaves with teeth on the edges and thick veins running down the middle. That's foxglove, sir. My grandmother calls it something else, an old word, but foxglove is what folks around here call it. It grows wild by the back fence."
"And what does foxglove do, exactly?" Harlan said slowly. "That would make a boy your size go and knock a cup clean out of my hand."
Isaiah swallowed hard. "It can stop a heart, sir. A strong enough brew of it. It can slow a man's heart right down until it just stops beating. My grandmother says folks who don't know better sometimes poison themselves by mistake picking the wrong leaf for medicine. But somebody who does know better could poison a person on purpose, and nobody would think twice because it just looks like the person's heart finally gave out on its own."
The color drained slowly out of Harlan Miller's face.