Father Michael Kim Haeil returns, prepared to confront a notorious and powerful drug cartel within the city of Busan.

Haeil accepted a position teaching at a seminary in Busan just as the notorious drug lord Kim Hongsik made his arrival in the city.

Haeil delves into the heart of the cartel's operations, while Hongsik lays the foundation for his growing influence in Busan.

Hae-il and Dae-young pulled Ja-young from danger. Meanwhile, a suspect in police custody suffered an unforeseen accident amidst the ensuing commotion, and the trio resolved to join forces in their hunt for the drug cartel. With his operatio…

A palpable tension hung in the air, a consequence of Haeil and Hongsik’s fierce rivalry. Meanwhile, Kyungsun found herself increasingly favored by Duhun.

The weight of Haeil’s influence over Hongsik and the cartel intensified, pushing Hongsik toward the careful construction of a forceful response.

The flames consuming the statue of the Virgin Mary confirm Haeil’s conviction: the cartel is responsible.

The revelation of Hongsik's true identity ignited a fierce confrontation between them.

Haeil’s defeat has ignited a fierce determination within him. His comrades rally, their resolve strengthened, ready to vanquish the encroaching shadows.

Haeil and Kyungsun slipped aboard the vessel under a carefully constructed pretense, yet Kyungsun found herself in peril.

Haeil and Kyungsun skirt the edge of peril, their escape a hair's breadth from disaster. Meanwhile, Duhun and Hongsik each pursue their own paths to survival, carefully charting a course for themselves.