自古以來，人類與海洋的淵源就頗為深厚，人類之所以能夠進(jìn)步和發(fā)展，也和海洋有著不可否認(rèn)的關(guān)系。然而，在海洋資源被大力開采的同時，嚴(yán)重的污染也隨之而來，越來越頻繁的海洋災(zāi)害讓人類吃了不小的苦頭。烏賊娘（金元壽子 配音）是海里的忠實居民，看著生存的家園被破壞，忍無可忍的她決定給人類一個小小的教訓(xùn)。
　　初涉陸地的烏賊娘還有些不太習(xí)慣，頂著一副可愛迷糊的蘿莉外形，還未教訓(xùn)人類，自己就先失手打破了海之家的墻壁。無奈之下，烏賊娘只得留在海之家做打工妹來償還墻壁修補(bǔ)的債務(wù)。在海之家，烏賊娘認(rèn)識了個性好強(qiáng)的相澤榮子（藤村歩 配音），溫柔可人的相澤千鶴（田中理惠 配音），活潑好動的相澤武（大谷美貴 配音）。對于烏賊娘來說，雖然懲戒人類的大計尚未成功，但是就這樣和朋友們快樂的在一起，好像也是一種不錯的選擇。

　　聚焦一個人類領(lǐng)導(dǎo)的一支超人類軍隊小分隊，包括狼人、吸血鬼、弗蘭肯斯坦的怪物和戈耳工女妖，TSS的黃鼠狼也會出現(xiàn)。

　　Not only is Marinette Ladybug, the superheroine that protects Paris from the attack of villains, but she’s also now the guardian of the Miraculous. This means that not only does she need to keep her identity hidden, but also the existence of these turbulent, magical creatures, the Kwamis! Marinette has a lot of pressure, not to mention her school and love life! Now she has less time and opportunities to tell Adrien her feelings...
　　Marinette now has to redouble efforts to protect her secrets and Ladybug will have to become stronger to face an indomitable adversary: Shadow Moth, who can now fuse the Butterfly and Peacock Miraculous! Thankfully, Ladybug can count on Cat Noir and their new superhero allies!

　　With time, Marinette and Adrien ended up becoming friends. But the collège girl discovers that declaring her feelings for her friend is not so simple, in fact, it will be almost the opposite!
　　For Ladybug and Cat Noir, despite their new powers and teammates that they can call upon when the situation requires it, the fight with Hawk Moth becomes harder and harder. Their opponent is always stronger as long as he can call on Mayura, a villain who can create allies for the Akumatized, the supervillains.
　　More powers, more action, more villains, and more emotions! Season 3 will put Adrien and Marinette to the test: Will they be able to keep their secret and prevent their private life from interfering with their superhero adventures?

　　By daylight, Marinette Dupain-Cheng and Adrien Agreste are ordinary teenagers. But unbeknownst to their family and friends, the two of them carry a huge secret...using the powers of magical creatures called Kwami, they transform into the superheroes Ladybug and Cat Noir! With a mission to protect the city of Paris from the evil Hawk Moth, the two of them must learn to cope with their new responsibilities, as well as ordinary troubles involving love, school, family, and friends. Most of all, they must learn to put their romantic feelings aside in order to perform their duty, unaware of each other's true identities.
　　The second season premiere is scheduled for a global launch around September–November 2017 in Europe, At a panel at San Diego Comic-Con 2017, it was announced that the second season would have its North American release on Netflix in December 2017, with 13 episodes to be released. KidsClick will start airing season 2 of this show in the US starting 30 August 2018, marking the first time that Season 2 of this show airing on American over-the-air television. A third season is also in development. On 22 January 2018, Zag posted on Instagram that the crew was working on a fourth and fifth season. On 31 August premiered a new series with Miraculous: Tales of Ladybug & Cat Noir which this time is in chibi style. On 5 September, 2018, Skydance Media has acquired the live-action film and live-action television rights.

　　劇情設(shè)置在現(xiàn)代巴黎，中法混血的Marinette Dupain-Cheng（瑪麗內(nèi)特·杜平-程）是一個普通的中學(xué)女生，性格有些猶疑羞澀，夢想成為時裝設(shè)計師，暗戀同班的帥氣男生Adrien Agreste（阿德里安·阿格里斯特）。當(dāng)有壞人威脅巴黎時，Marinette化身正義勇敢的英雄Ladybug（瓢蟲），搭檔愛調(diào)戲人的Chat Noir（黑貓），一起打擊邪惡勢力。但Marinette并不知道面具下的Chat Noir正是她一直不敢表白的男生Adrien，而Adrien也不知道自己的暗戀對象Ladybug卻是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 Noir/Cat 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.

　　故事描繪了20XX年，突如其來的“通往異世界的門”在東京銀座出現(xiàn)，從中涌出來了大量怪物和軍隊。而陸上自衛(wèi)隊在擊退它們的同時，還趕赴了門另一邊的“特區(qū)”。于是，擔(dān)任了第叁偵察隊指揮的二等陸衛(wèi)的宅男伊丹耀司，與幫助被巨大炎龍襲擊的村民們時，與精靈、魔導(dǎo)師和亞神等異世界的美少女們之間產(chǎn)生了奇妙的交流.

故事發(fā)生在一個平凡無奇的夏日午后，繁華的東京銀座街頭，忽然出現(xiàn)了一扇“門”，從門后面，涌出的是人們只在奇幻小說和網(wǎng)絡(luò)游戲里所見所聞的法師、騎士和怪物，很快，東京的街頭便成為了他們的戰(zhàn)場，直到自衛(wèi)隊出現(xiàn)才穩(wěn)住了局面。                                    
                               　　這一事件給日本政府帶來了巨大的損失和惡劣的影響，自衛(wèi)隊駐扎在了門的這一邊，對門的那一邊展開了緊鑼密鼓的探索和搜查。更重要的是，那一邊世界的政府，必須要向日本政府作出相應(yīng)的賠償。一場又一場激烈的戰(zhàn)爭在門的交界處上演著，前特殊作戰(zhàn)群隊員伊丹耀司（諏訪部順一 配音）成為了第三特遣隊的隊長，踏上了探索異世界的旅途。

　　いまだ人と、人ならざるものの世界が、分かたれてはいなかった古の物語。
　　三千年の時を経て復(fù)活した、魔神族の精鋭〈十戒〉との戦いに〈七つの大罪〉は敗れ、メリオダスは死んだ。
　　そして、ブリタニアには暗黒の時代が訪れる。
　　ディアンヌ、キング、ゴウセルも行方不明の中、リオネス王國に迫る〈十戒〉の魔の手。
　　エスカノールがエスタロッサを退けるも劣勢は続く。
　　そして、エリザベスが窮地に陥ったその時、圧倒的な力を取り戻したメリオダスが煉獄より復(fù)活を果たす。
　　〈十戒〉のグレイロードとフラウドリンは討たれ、リオネス王國は守られた。
　　復(fù)舊する建物。しかし、人々の恐怖に傷ついた心は癒えない。
　　そして、力を取り戻した事でメリオダスは、最兇の魔神と呼ばれた時代に逆行しつつあった。
　　キャメロットを根城にする〈十戒〉の脅威は続く。
　　ブリタニアを魔神族から解放する為、〈七つの大罪〉は再集結(jié)に向けて動き出す──。