Akin is a Grade 11 student who dreams of leading his school's marching band to the nationals with his own snare drum. However, Akin faces a turning point when he gets involved with the mysterious death of a junior in the band which forces his family to move Akin to a new school. His best friend, Tap, replaces Akin on the snare drum. At his new school, Akin meets Rin, a member of the schools' marching band and ignites Akin's hopes and dreams anew. Akin and Tap meet again at the national marching band competition. What will become of this competition?—Vorachote Sakulsri