WOWOW Prime's drama “The Art of Negotiation” airs and streams Episodes 5–8, including scenes filmed in Japan. Girls' Generation's Yuri makes a special appearance in Episode 7, as negotiations over deadlines and opportunity cost unfold against the backdrop of a business trip to Japan.
In Episode 5, a sharp fall in the share price leaves Sanin facing a potential takeover by Samoel Fund, making a contract to list Wind, a manufacturer of high-end bicycles, essential. Negotiations unfold during a business trip to Shizuoka, Japan. The deadline becomes key, and a conversation in a taxi headed to the hotel leads them to determine the date of the other party's return to Korea.
In Episode 6, funding support is sought to conclude the negotiations between シミズ and Wind by the deadline, while internal maneuvering intensifies as Executive Director Ha moves to uncover the past. A scene at an izakaya lightly portrays the relationship between Manne's Choi Jin-soo and Haruka.
In Episode 7, the setting shifts to Jeju Island. Chairman Song, pressed to repay ₩500 billion, proposes selling the resort, while Girls' Generation's Yuri makes a special appearance as Jio. Jun-ho and the others conduct a secret on-site investigation as the mystery deepens.
In Episode 8, word of the resort's due diligence reaches them. Jun-ho advances negotiations while arranging Samoel's funding, and Executive Director Ha searches for a way to secure financing. The team faces the threat of disbandment, but the story places greater emphasis on understanding people's pain than on the techniques of negotiation.