Chie Sasaki is a young and aspiring idol in the multimedia project THE IDOLM@STER Cinderella Girls. She is characterized by her shy demeanor and gentle personality, which complement her sincere dedication to becoming a successful idol. Despite her initial nervousness, Chie shows great potential and determination, often surprising others with her strong performances on stage. In the series, she is part of a unit of aspiring idols, working hard to gain recognition in the competitive entertainment industry. Her journey is one of growth, as she gains confidence and finds her place among her peers.