On July 28, singer IU's agency EDAM Entertainment announced, "IU will hold a solo concert 'The Golden Hour : Under the Orange Sun' at Jamsil Olympic Main Stadium in Songpa-gu, Seoul, for two days on September 17 and 18."

"The Golden Hour : Under the Orange Sun" will give fans a new and diverse performance with IU's unlimited spectrum, and it is a performance that implies that the moment we spend together will be a happy time.
In particular, the performance is even more meaningful in that IU is the first Korean female singer to hold solo concert at the Olympic Main Stadium.
"The Golden Hour : Under the Orange Sun" is her first concert in 3 years since "Love, Poem" in 2019. So it is raising the expectations of music fans.