How exactly do lady Macbeth and Macbeth plan to kill duncan?

Lady Macbeth and Macbeth plot to kill King Duncan by taking advantage of his trust and vulnerability. They plan to get Duncan drunk so that he falls into a deep sleep, making it easier for Macbeth to murder him. After the act, they intend to frame Duncan’s sleeping guards by planting the bloody daggers on them, ensuring that suspicion falls away from themselves. This meticulous scheme showcases their ambition and willingness to commit regicide to fulfill their desires for power.