Rin Ninomiya, a former celebrity, marries Keitaro Ninomiya, a popular enka singer under the prestigious Otsuka Music Office led by legendary enka artist Ichiro Otsuka. Her happiness comes to a sudden end when Keitaro dies unexpectedly. Tensions rise within the agency over the rights to his unreleased songs. Ichiro, viewing even his son's death as a business opportunity, plans to perform the songs himself to headline next year's major music festival. Disgusted by his ruthless attitude, Rin finds herself drawn to a new path when her senior colleague, Ryoichi, offers her an unexpected proposition. The story unfolds as a tale of love, loss, and the quiet emergence of new hope.