RALPH: Hamlet had already characterized the relationship between his mother and his uncle as incestuous, but now the ghost adds the accusation of adultery. Is the ghost accusing Claudius of having an affair with Gertrude while he was still alive? What do you think, Sarah?

SARAH: This is getting interesting indeed. Let's talk about this more after the ghost's monologue is complete. At any rate, the ghost certainly targets Claudius as the active pursuer in the relationship between Gertrude and Claudius — she was seduced by Claudius's wit and charms.