“I don’t understand you, Kreacher,” he said finally. “Voldemort tried to kill you, Regulus died to bring Voldemort down, but you were still happy to betray Sirius to Voldemort? You were happy to go to Narcissa and Bellatrix, and pass information to Voldemort through them. . . .”
*Deathly Hallows, Chapter Ten: Kreacher's Tale
E ela ajudou a identificar Harry (embora indiretamente) quando ele foi pego e levado para a Mansão Malfoy:
Through his puffy eyelids Harry saw Narcissa Malfoy scrutinizing his swollen face. Scabior thrust the blackthorn wand at her. She raised her eyebrows.
“Bring them in,” she said.
*Deathly Hallows, Chapter twentythree: Malfoy Manor
Mas a decisão a quem enviar para verificar no final não parece ser nada racional:
“You,” said Voldemort, and there was a bang and a small shriek of pain. “Examine him. Tell me whether he is dead.”
*Deathly Hallows, Chapter thirtysix: The flaw in the plan
Ele provavelmente teria, subconscientemente, uma mãe para checar quando uma mãe deu a proteção a Harry (mas ele não sabia naquele momento). Ou ele só queria punir alguém e Narcisa era o azarado de ficar perto dele, nunca aprendemos a saber o verdadeiro motivo.
E como sabemos agora, ela traiu Voldemort pelo motivo que ele provavelmente pensou que ela seria útil: a tristeza por seu filho em Hogwarts:
Hands, softer than he had been expecting, touched Harry’s face, pulled back an eyelid, crept beneath his shirt, down to his chest, and felt his heart. He could hear the woman’s fast breathing, her long hair tickled his face. He knew that she could feel the steady pounding of life against his ribs.
“Is Draco alive? Is he in the castle?”
The whisper was barely audible; her lips were an inch from his ear, her head bent so low that her long hair shielded his face from the onlookers.
“Yes,” he breathed back.
He felt the hand on his chest contract; her nails pierced him. Then it was withdrawn. She had sat up.
“He is dead!” Narcissa Malfoy called to the watchers.
*Deathly Hallows, Chapter thirtysix: The flaw in the plan