Just a compilation of behind the scenes footage of Oh Man-Seok as Cho Cheol-Gang in "Crash Landing On You".

Video sources:
The Swoon - Crash Landing On You Behind The Scenes (Eps. 1-4):    • [Behind the Scenes] Hyun Bin & Son Ye...  
The Swoon - Crash Landing On You Behind The Scenes (Eps. 9-16):    • [Behind the Scenes]Hyun Bin & Son Ye-...  
MusicaDaze - Crash Landing on You Ep. 15-16 BTS Part 5 NK's Ahjummas, F5 Squad & Cheol Kang:    • Video  
MusicaDaze - Crash Landing on You Ep. 15-16 BTS Part 7 Cast farewell messages:    • Video