How did barlow speck privately with Charlotte in the true confession of Charlotte Doyle?

In "The True Confessions of Charlotte Doyle," Barlow Speck speaks privately with Charlotte after she is isolated from the crew and feels vulnerable. He takes advantage of her situation by luring her into a conversation under the pretense of offering her sympathy and support. During their encounter, Speck attempts to manipulate Charlotte by playing on her fears and uncertainties, illustrating his cunning nature and the power dynamics at play onboard the ship. This moment underscores the tension between Charlotte's growing independence and the oppressive environment surrounding her.