When North Korean defectors arrive in South Korea, they are led to Hanawon, an organization under the Ministry of Unification dedicated to preparing them for their adjustment.

When the course is complete after three months, they can then start new life in South Korean society.

And that’s when the calls from a police officer start, asking about their daily lives and routines.

These police officers, whose name literally translates into “officers for protection of a person,” work in the National Security Bureau, National Security Division 1, of the Korean National Police Agency. The division also takes part in investigating potential