Season 1

Countryside detective Jun-mo goes undercover within the rising Gangnam Union, unaware of the complex relationship between his wife and the gang's boss.

1. 

   1. Episode 1

   2023-09-27 · 54m

   Detective Jun-mo goes undercover within Gangnam Union to probe an international drug trade.

2. 

   2. Episode 2

   2023-09-27 · 53m

   Barely passing Gi-cheul's test, Jun-mo joins Gangnam Union and discovers an unexpected truth.

3. 

   3. Episode 3

   2023-09-27 · 54m

   Eui-jeong's appearance puts the squad in trouble. Gi-cheul finds last night's attack suspicious.

4. 

   4. Episode 4

   2023-10-04 · 55m

   The team seeks Eui-jeong's aid to assist Jun-mo in a crisis, which leads to a perilous love triangle.

5. 

   5. Episode 5

   2023-10-04 · 53m

   Earning Gi-cheul's trust, Jun-mo becomes anxious as he sees Gi-cheul making a move towards Eui-jeong.

6. 

   6. Episode 6

   2023-10-11 · 61m

   The delivery accident jeopardizes the trade. Detective Hwang closely surveils Gangnam Union.

7. 

   7. Episode 7

   2023-10-11 · 70m

   Hae-ryun shows interest in Jun-mo and Eui-jeong approaches Gi-cheul. Jun-mo takes an extreme measure.

8. 

   8. Episode 8

   2023-10-18 · 59m

   Gi-cheul suspects Jun-mo. The four people's irreversible decisions trigger the biggest crisis.

9. 

   9. Episode 9

   2023-10-18 · 54m

   The battle with Jae-geon creates a crack. Jun-mo joins forces with Hae-ryun to resume the trade.

10. 

    10. Episode 10

    2023-10-25 · 59m

    Jun-mo and Eui-jeong juggle duty and feelings. Hwang continues to meddle, and the final day arrives.

11. 

    11. Episode 11

    2023-10-25 · 54m

    An accident halts the trade and a crisis approaches as Eui-jeong and Do-hyung worry about Jun-mo.

12. 

    12. Episode 12

    2023-10-25 · 67m

    Gi-cheul and Jun-mo make their way to the final deal. Korea, China, and Japan prepare for the arrest.