Watch The Sound of a Flower (2015) HD Full Movie Free on solarmovie.do. Watch The Sound of a Flower (2015) online free. During the Joseon Dynasty, lowborn Chae-sun challenges the rule that states only men allowed to sing...During the Joseon Dynasty, lowborn Chae-sun challenges the rule that states only men allowed to sing while navigating devotion to her teacher and the demands of the king's father.