Flower Boys is a webtoon by KAAB.
Long ago, elite young men with bravery at heart and beauty like flowers, called Hwarangs, were tasked with protecting royalty. During the chaos of rebellion, six dashing Hwarang have lost track of their young king. Now they've traveled forth in time... to become the hottest K-Pop boy band in all of history! Will it be enough to catch the attention of their lost king?