Ion Tsuburagi is a simple but cheery girl that decided to devote herself to a man that is serious to make their own dreams come true. She then found out that Mikado, one of her classmates, is building up a club for psychic investigators. She fell in love with the guy because he is the one she's been longing for. She planned to join the club but she ended up being the club president. Then after that, an experimental object that Mikado made suddenly changes Ion, giving her psychic powers.