Solo de Violino” (“Violin Solo”) In São Paulo, the bank clerk Rodrigo is an aspirant violinist with deep psychological problems. He is also a serial-killer of prostitutes and lives with his unpleasant and dominating mother Débora. When Rodrigo was a child, he witnessed the abusive and humiliating treatment of his mother to his father, a professional violinist who played in cheap bars. When Rodrigo meets his next door neighbor on a bus, she reveals that she is in love with his music and him. But Rodrigo has difficulties in controlling his killing impulses.