Season 1
At the age of eight, Park Joo Hyeong left for Italy after being adopted. Now an adult, he is known as Vincenzo Cassano and employed by a Mafia family as a consigliere. Due to warring Mafia factions, he flies to South Korea where he gets involved with lawyer Hong Cha Young. She is the type of attorney who will do anything to win a case. Now back in his motherland, he gives an unrivalled conglomerate a taste of his own medicine—with a side of his own version of justice.
Episodes
Episode 1
Vincenzo Cassano's homecoming is met by distrusting tenants and eager fraudsters. Hong Yu-chan relinquishes his parental rights to Hong Cha-young.
Episode 2
Warned about a scheduled demolition of Geumga Plaza, Vincenzo contrives to thwart the attack. Yu-chan receives a call from a whistleblower.
Episode 3
Vincenzo warns an impassioned Yu-chan about the dangers of a new drug and its even more harmful pharmaceutical company. Choi Myung-hee shows her claws.
Episode 4
Fighting fire with fire, Yu-chan's supporters unite their efforts to carry out his vision of justice. Vincenzo employs Myung-hee's tactics against her.
Episode 5
Jang Joon-woo reminds Jang Han-seo who's the boss. The tenants rally around Vincenzo and Cha-young, who team up to take down Babel Group.
Episode 6
Both sides use every trick in the book to cause disturbances in and out of the courtroom. Han Seung-hyuk and Myung-hee are introduced to Babel's CEO.
Episode 7
Stumped by surprise witnesses, Joon-woo and Myung-hee direct their rage toward Cha-young. The tenants gain new appreciation for their building.
Episode 8
Angered by another conglomerate and its generations of unpunished crimes, Vincenzo tries to charm a young bank president out of investing in Babel.
Episode 9
Joon-woo wields his power to force loyalty from his partners. Cha-young finds refuge in Vincenzo's apartment following a break-in.
Episode 10
Seeking revenge instead of liability for the loss of more innocent victims, Vincenzo puts his life on the line to lure Babel's CEO out of hiding.
Episode 11
The search for Jang Han-seok begins with torturing his lackeys for information. An Gi-seok flashes his work badge to free Vincenzo from prosecution.
Episode 12
Han-seo faces unintended consequences when he takes a shot at Babel's throne. Vincenzo and Cho Ju-yeong finally get Geumga Plaza to themselves.
Episode 13
Ju-yeong reveals his true motive. As incoming CEO, Han-seok is met with admiration, applause and a mafia-styled surprise from Vincenzo.
Episode 14
To expose Han-seok’s paper company, Vincenzo and Cha-young go undercover as an enamored couple. Seo Mi-ri reveals her high-tech tricks.
Episode 15
With ample evidence to lock up Han-seok, Jung In-kuk holds a press conference. Vincenzo channels spirits to turn an ill-famed newspaper against Babel.
Episode 16
Maddened by Vincenzo's ability to slip out of another one of his bloody traps, Han-seok goes after what Vincenzo cherishes the most.
Episode 17
A grieving Vincenzo crashes a party to bleed Babel Group dry of its powerful allies. Seung-hyuk reaches out to a high-level commander for help.
Episode 18
Fearing for his life, Han-seok goes to jail to bide some time. A visitor from Italy tells Vincenzo his help is urgently needed back home.
Episode 19
Vincenzo and Cha-young present damning evidence against Babel Tower and its influential cronies. Myung-hee proves her loyalty toward Han-seok.
Episode 20
Han-seok lets nothing stand in his way of revenge. Seeking justice the mafia way, Vincenzo gives his enemies a slow and painful death.