A nasty trigger girl, named Lucy who always making any trouble and bother everyone's around her life. With her behavior lead to the chaos in everywhere she goes. It seems, when the trouble happened she wills be happy as her favorites. Meanwhile, she has to encounter with her opponent, Hanako in such funny competition. Then, a fierce battle Lucy and Hanako ensues.

"Everywhere she goes, trouble happens. Only trouble makes this girl happy. No one can stop her!"