Secret Network of Soviet Dissidents.
A highly organized military organization under the innocent cover of a South Korean girl group. They utilise the media to brainwash people and spread propaganda, promoting their cause. Embedded and encrypted in their productions is a military frequency that can activate all the nuclear weapons made in the Cold War.
SNSD is capable of creating a nuclear apocalypse, but the world's military leaders are unable of hindering them due to the fact that their children are brainwashed and SNSD will release a song that will kill their attuned cerebellums.