Korone Smith is a key character in the anime series Ichiban Ushiro no Daimaou. She is an android sent by the government to observe and protect Akuto Sai, the main protagonist, who is predicted to become the Demon King. Her role involves monitoring his actions and reporting back to the government while also ensuring his safety. Korone is known for her calm demeanor, logical thinking, and occasional deadpan humor. Despite being an android, she often exhibits curiosity about human emotions and behaviors, adding depth to her character.