Complex sentence: The main heroine-A female North Korean Special forces officer instructor known to be an "Iron Lady" with absolutely no "femininity" within her by the North Korean military; and the only daughter of the Deputy minister of the North Korean Ministry of Unification.
Split into simpler sentences: The main heroine-A North Korean Special Forces officer and instructor known in the military to be an "Iron Lady" with absolutely no femininity within her. She is the only daughter of the Deputy Minister of the North Korean Ministry of Unification.