Kosonen plays the exceptionally gifted undercover cop Mari Saari.

An ex-terrorist, Madina Taburova, who was presumed dead, turns up in Helsinki seeking political asylum. Using a fake identity, the Intelligence Agency officer Mari Saari has to befriend this ex-terrorist to find out why she's here. In order to uncover the mystery, Mari Saari has to form an unlikely partnership with an older streetwise narcotics cop. But everything is not as it seems.—AnonymusB

This gripping espionage and political thriller follows Mari, an Intelligence Agency officer who goes undercover to befriend an asylum seeker who has arrived in Finland. Why? Because the refugee in question is Madina Taburova, one of the most wanted terrorists in the world, now presumed dead. Mari sets out to win Madina's trust in a mission to uncover what her intentions are in Helsinki.