Taehyung's story told by Hong Seok-cheon.
The participation of Itaewon Class OST was done because Park Seo-joon asked to do it
Park Seo-joon: "Shall I ask V for a favor?"
Producer: "Is that possible??"
The cast members didn't believe all the news about V's OST, but it really did https://t.co/tyKqTKNfyg

— KIM TAEHYUNG CENTRAL✨ʟᴀʏᴏ(ꪜ)ᴇʀ (@BTSVCentral) June 3, 2020