CHI was trapped in a dark corner, where not even the brightest light could dispel the shadows that engulfed his soul.

In 1992, five years after Taiwan lifted martial law, Jiang, a high school student destined for a top medical college, secretly joins the school’s marching band to chase his passion for music. When the band faces closure due to its outdated focus on martial music, Jiang and his fellow members rally together, determined to save it and reclaim its honor in a prestigious competition.