IU’s official account iu_edamofficial posted a Reel related to ‘이 별로부터’ on October 2, 2026. The original caption reads ‘이제 진짜로 갑자기 문을 열어보겠음,’ a lighthearted phrase meaning she’s really going to suddenly open the door now.
The post includes tags #아이유, #IU, #이별로부터, #UnknownPlanet and #이별로부터_Challenge, confirming this is an official short-form video related to the new single.
The full visuals and soundtrack are as presented in the original Reel; this site does not speculate about people, locations, or follow-up activities that are not confirmed in the public text.