In the vibrant, cutthroat streets of Seoul’s Itaewon district, a young ex-convict named Park Sae-ro-yi embarks on a relentless quest for vengeance and success after his life is shattered by a powerful corporate dynasty. Driven by a promise to his late father, he opens a small bar-restaurant, DanBam, with a motley crew of misfits, including a brilliant but socially awkward manager and a charismatic, ambitious influencer. This revenge drama, starring Park Seo-joon as Sae-ro-yi, pits his unwavering principles and street-smart grit against the cold, calculating might of the Jangga Group, the conglomerate responsible for his downfall. The series expertly blends intense emotional stakes with a sharp underdog story, exploring themes of loyalty, redemption, and the cost of justice in a world where class and power dictate everything. As Sae-ro-yi builds his empire from the ground up, he must navigate fierce competition, personal betrayals, and the lingering shadow of his past, all while discovering that true victory may require more than just revenge.