MM&A expert Yoon Ju-no (Lee Je-hoon) confronts a formidable adversary from his past, challenging his strategic prowess and ethical boundaries. As tensions escalate within the Sanin Group, Ju-no's team—comprising lawyer Oh Soon-young (Kim Dae-myung), financial analyst Kwak Min-jung (Ahn Hyun-ho), and intern Choi Jin-su (Cha Kang-yoon)—must navigate corporate espionage and internal betrayals to secure a pivotal merger.