Episode 1

Episode number: 1

Episode 2

Episode number: 2

Overview: The genius of strategy, the unrivaled presence of Special Forces soldier Park

Episode 3

Episode number: 3

Overview: SSU, the strongest of the sea! The 707th Special Lease Team that provokes them

Episode 4

Episode number: 4

Overview: The final death match depends on the first eliminated team!

Episode 5

Episode number: 5

Overview: Quickly and calmly, anti-terrorist rescue mission!

Episode 6

Episode number: 6

Overview: A counter-terrorist rescue operation that involves a death match, you can never lose!

Episode 7

Episode number: 7

Overview: 40kg mountain march, which team is eliminated in the death match?

Episode 8

Episode number: 8

Overview: Navy Union vs. Night Coalition, night coalition operation that puts pride on the line

Episode 9

Episode number: 9

Overview: Who will be the final winner of the night joint operation?! And... SDT & Marine Corps Search Team are back again!

Episode 10

Episode number: 10

Overview: There is only one remaining ticket to the semifinals! Who will take over?

Episode 11

Episode number: 11

Overview: Three units' desperate struggle for a ticket to the semifinals

Episode 12

Episode number: 12

Overview: Seoul Recapture Operation, which unit will advance to the finals?

Episode 13

Episode number: 13

Overview: 707 vs SSU Semifinal Tournament! Who will win the final ticket to the finals?

Episode 14

Episode number: 14

Overview: What will be the strongest unit that will take home the title of ‘Steel Unit’?

Episode 15

Episode number: 15

Overview: The Steel Comrades Association is starting! The fierce battle of steel troops for supplies!

Episode 16

Episode number: 16

Overview: Exploring the inner thoughts of the crew through Steel X-Files

Steel Unit, an unfinished story!

Episode number: 17

Overview: Steel Unit, an unfinished story! Now I can talk! The first unstoppable revelation

Now I can tell you the story behind it

Episode number: 18

Overview: Now I can talk! Accommodation stories told by members, mountain march with 40kg soldiers, Hand-to-hand combat, and octopus...? From the dark history you want to erase to famous scenes and famous lines of your choice. We brought it all, behind-the-scenes story!

TOP 7 of the best battles of the Steel Unit

Episode number: 19

Overview: The Last Side Story of the Steel Unit, TOP 7 of the best battles of the Steel Unit