Keiko, an AI robot who has been living with the Koyama family educating their daughter Airi, is experiencing an increase in operational mistakes. Airi’s mother plans to replace Keiko with an upgraded version, but Airi refuses.
Overview：Keiko, an AI robot who has been living with the Koyama family educating their daughter Airi, is experiencing an increase in operational mistakes. Airi’s mother plans to replace Keiko with an upgraded version, but Airi refuses.
