Real tunnel from Twenty Five Twenty One: Hanbyeok Tunnel (https://sitema-sta.net/2022/02/28/twenty-five-twenty-one-hanbyeok-tunnel-%e9%9f%93%e5%9b%bd%e3%83%89%e3%83%a9%e3%83%9e%e3%80%8c%e4%ba%8c%e5%8d%81%e4%ba%94%e3%80%81%e4%ba%8c%e5%8d%81%e4%b8%80%e3%80%8d%e6%92%ae%e5%bd%b1%e3%83%ad/) + BTS photo for the 25-21 final episode at this tunnel
Location of Hanbyeok Tunnel (old railway tunnel): Jeonju-City Jeonju-Hanok Village

8
1

    Each and everyone of you, the cast and crew, should be very proud of the work you all have created. It is a wonderful show, and the reason I love Kdramas. This, to me, has become a masterpiece and is on par with Forest of Secrests 1. Thank you so much.

    3
    0