He hasn't betrayed Rose, he thinks. Not really, not properly. Connecting is different from, well, other things. And while the thought of snogging Morgana has crossed his mind, he hasn't. Not that it would matter, he's not Rose's boyfriend. Is he?
"I was trying to show her," he says. "Trying to show her that I knew---something in the past. Knew she wouldn't believe me, so I decided to show her."
Re: Rescuing the Victims--Rose Tyler
"I was trying to show her," he says. "Trying to show her that I knew---something in the past. Knew she wouldn't believe me, so I decided to show her."
A pause.
"The first time."