剧情设置在现代巴黎，中法混血的Marinette Dupain-Cheng（玛(mǎ )丽内特(tè )·杜(🥩)平(píng )-程）是一(yī )个普通的中学女生，性格有些(🐿)犹(🕔)疑羞涩(🎩)，梦想成为时装设计师(✳)，暗恋(🛹)同班(bān )的(🚥)帅气男生Adrien Agreste（阿(ā )德里安·(🔊)阿(ā )格里(🚢)斯(sī )特）。当有坏人(rén )威胁巴(bā )黎时，Marinette化身正(🙂)义勇敢(gǎn )的英雄(xióng )Ladybug（瓢虫）(🎾)，搭(dā )档爱调戏(🤷)人(rén )的Chat Noir（黑猫(🎋)），一(🐀)起(🧟)打击(jī )邪(🤖)恶势力。但Marinette并不知道面具下(😊)的(🈸)Chat Noir正是她一直不(💹)敢表白的(de )(😝)男生Adrien，而Adrien也(yě )不知(🥤)道(dào )自己(jǐ )(♌)的暗(🥅)恋对象Ladybug却是Marinette。　　Set in modern-day Paris, the series focuses on a teenage junior high school girl named Marinette Dupain-Cheng and her classmate and crush Adrien Agreste. When evil arises, Marinette becomes a superhero named Ladybug, while Adrien becomes Chat NoirCat Noir. Not knowing each other's true identity, the two work together to protect Paris from a villain named Hawk Moth who covets their powers.