SEE ALSO: IU's upcoming small theater concert series sells out in ten minutes

IU kicked off her first ever small-theater concert, 'Just One Step.. That Much More', at Sogang University's Mary Hall in Sinsudong, Mapogu, Seoul on May 22. IU showed that she can make songs of various genres her own with her perfect live performance of all seven tracks from her new remake album 'A Flower Book' including title track "My Old Story", "Flower", "A Pierrot Smiles At Us", "When Love Passes", "The Meaning of You", "Midsummer Night's Dream", and "Kung Ddari Sha Bah Rah".

SHINee's Jonghyun also appeared as a special guest, and the two showed their friendship with their witty talk about music and more with fans.

IU's small-theater concert will go on from May 22-25 and May 29-June 1.

Tip: Ally