Tenshi no Uta

After losing his wife and child in an accident, Michel, a physician, begins to find new purpose in life. While wandering through a gay district, he encounters a familiar face—Alex, the son of the renowned musician Christoph Adler. Michel goes to see Christoph in his dressing room to talk about Alex, but ends up witnessing a moment where someone resembling Christoph appears to be engaging in flirtatious behavior with another man.