Posted online on 9/1:

OP’s dongsaeng was on a subway in Seoul; saw this handsome man in police uniform, it was Changmin. He was standing and upon closer look, hee dongsaeng realised it was TVXQ’s Changmin. said he was tall & good-looking. Got off at Apgujeong

————————–

Credits:

Non-fanaccount via @0206yhken,
Translated by @snxy,
Shared by TVXQ! Express