Not if they go to South Korea; they literally won't be allowed to leave. DPRK defectors/hostages aren't given a passport off the bat; only when the puppet regime is convinced of their loyalty are they allowed to exit South Korea apparently.
I think this was the documentary that mentioned it: https://m.youtube.com/watch?v=3V4Hnl7J9H4
Not if they go to South Korea; they literally won't be allowed to leave. DPRK defectors/hostages aren't given a passport off the bat; only when the puppet regime is convinced of their loyalty are they allowed to exit South Korea apparently.
I think this was the documentary that mentioned it: https://m.youtube.com/watch?v=3V4Hnl7J9H4