What do Dimitri and Rose talk about after she comes back to herself in Chapter 5?

Dimitri asks Rose if she is alright, and Rose assures him that she is fine. Rose asks Dimitri about his past, and he tells her about his training in Siberia. Dimitri tells Rose about Ivan, the Moroi lord that he was assigned to protect. While Dimitri was away, Ivan was killed in a Strigoi attack. Rose tells Dimitri about the psi-hounds that came after her and Lissa, but Dimitri says that they weren't sent by the academy.