迪亞兹1傢有7個孩子,排行中間的哈莉無疑是這個傢中最没有存在感的孩子.但事實果真如此嗎？她忙着照顧1大傢子人的飲食起居,經常用自己的小發明解决大傢庭的難題.她就像萬能膠,讓9口之傢緊緊團結在1起.看看這個小女生是怎麼撐起半邊天的吧！Harley is an engineering whiz who uses her inventions to navigate life as the middle child in a large family of seven kids.