Android Kikaider - The Animation

Episode 2

In her search of her father, Mitsuko invites Jiro, the humainoid robot created by Dr. Komyoji, to her but finds out that Jiro has no memory. As she continues her research through data left by her father, she learns that Jiro has a conscience circuit called ""Gemini"" that is equivalent to the soul of a human being. In the forest, Jiro and Mitsuko are talking, when all of a sudden a flute plays that only Jiro can hear. He can't stand the music, and it makes him go bad. He starts to choke Mitsuko, and she thinks he's a mad machine. The flute stops playing, and Mitsuko yells at Jiro, causing him to run away..