Yoshio was social withdrawal in his boyhood, but one day he was attracted to puppet theater came to his elementary school, then he turned to be a groupie of the theater.
Later, the theater was shut down, Yoshio was given a puppet of main character named “Corona”. He could speak well when he grabbed the puppet, so he started social life. He became familiar with the society, he learned skill of presentation、negotiation,　party talk and so on.
But he was always feel lonely. One day, he met a woman puppet in her hand like him.
He felt love and try to date with her.