In the movie, Mystery Woman Samantha Kinsey is thrilled to host a charity concert for the band Three for Morning, who were once famous in the folk rock scene but have since fallen out of the spotlight. However, soon after the concert begins, the band's promoter is found dead in his hotel room.
Samantha and her friend and partner in crime, Philby, start investigating the murder, and they soon discover that the band members all have secrets and motives that make them potential suspects. One member of the band, in particular, is acting suspiciously and is hiding something from the rest of the group.
As Samantha delves deeper into the case, she uncovers a web of lies and deceit that involves private indiscretions, professional greed, and personal vengeance. The murder has ties to the band's past, and the killer is someone who is desperate to keep their secrets hidden.
In the end, Samantha and Philby solve the case and reveal the true killer, who is taken into custody. The charity concert ends on a bittersweet note as the band members come to terms with their past and the sacrifices they made for their music.