The fourth season of "Iron Squad" has returned! Korea's first military survival show will determine the most elite female soldier! They carry out overwhelming missions on the ground, at sea, and in the air and experience intense survival competitions. "ROK Army Special Forces" penetrates into the enemy's territory before anyone. "The 707th Special Missions Group" conducts counter-terrorism operations, and "Headquarters of Intelligence Detachment" handles national security. The Army and the Navy each are responsible for Korea's ground and territorial waters, while the Marine fulfills its duties both on land and at sea under any given circumstances. The soldiers from the six corps compete to determine the strongest. The emcees, Kim Seong Ju, Kim Hee Chul, Kim Dong Hyun, Chuu, Jang Eun Sil, and Choi Young Jae, get overly immersed throughout the show as they watch the process with experts from various fields. Which corps will win "the strongest soldier" title in this fascinating battle?
以强烈的军人精神和钢铁般的耐力改写“军事娱乐史”的《钢铁部队》首次制作女兵专题。“当我执行任务时，我并不认为自己是一个女人”女兵们说“我是军人，在战斗中、在竞争中，寸步不让”。来自陆军特战司、707特任团、海军陆战队、宪兵特种部队、毒蜘蛛部队——女兵特任队等全韩国最精锐部队的女预备役军人将参加。画面中将充满惊心动魄的场景，比如女兵的实战训练、狙击手之间的射击比赛，这些在其它女性生存节目中很难看到。此外，前后辈之间的礼貌敬礼、与其他部队的骄傲之战等能够一睹女兵真实生活的场景的引入也是看点。制作团队努力将女战士独特的能力和魅力捕捉到银幕上。
