When Stacy Graysin catches her fiancé and dance partner, Rafe, doing the horizontal mambo with a samba queen, she nixes their engagement. However, they still co-own a professional ballroom dance studio, and now Rafe wants to offer - shudder! - hip-hop and tap classes. But finding Rafe's lifeless body in the studio really makes Stacy's head spin, and as chief suspect she decides to investigate so she won't be waltzing into a prison cell.