成為超維陀螺手的少年東方麟，與伙伴阿烈、施丹、胡少一起踏上了世界大賽的舞臺，他們在四大比賽會場中巡回競技。來自世界各地的強大的陀螺手們悉數(shù)登場，他們的強大讓選手們倍感壓力。但懷著要成為像爸爸一樣的冠軍的夢想，在老師的指點和親友的鼓勵支持下，東方麟將他的陀螺天賦發(fā)揮到極致。

　　馬天與邪惡李博士合作，企圖發(fā)明可怕傳染病毒和疫苗來大賺黑心錢，未料在一次運輸意外中將未成熟的病毒擴散在城市里，此階段的病毒會選擇有犯罪基因的人做為宿主，并變異人類基因成為暴惡獸人-歐克瑟。另一方面，科學家柯國龍利用大自然的四元素（火、水、氣、土）能量，發(fā)明了四套超級鎧甲（火焰鎧甲拿瓦、海嘯鎧甲茨納米、旋風鎧甲馭拏多、晶鋼鎧甲酷雷伏），只有自然的四元素能量能消滅反自然病毒的黒能量。隨著對欲望的走火入魔以及對暴惡獸人歐克瑟研究的進展，馬天有了建立歐克瑟世界的瘋狂念頭；所幸，以端木燕為首的一群熱血青年開始介入歐克瑟案件，成功阻止馬天的計劃。端木燕、馬闊海、蕭風、柯勝、馬靈靈等青年一方面以科學推理的偵探精神協(xié)助警方將歐克瑟案件偵破，另一方面即利用超級鎧甲的自然能量給予違反自然的可怕歐克瑟迎頭痛擊。

　　故事圍繞四個主人公——勇敢熱血但過度自信的賽幾，腦回路新奇、憨傻可愛的豬王子，生氣時會變身的瑞比，智商超群的胖達。在派大陸他們一起經(jīng)歷奇妙的趣事，一起喜怒哀樂，一起成長。

　　在世界各地發(fā)生各式各樣的奇怪現(xiàn)象，神秘的洋傘美女帶來的國防部重要人物接連不斷地被殺，于是國防部從世界各地集結(jié)了4個年輕人調(diào)查原因。4個人搜查中途相遇神秘洋傘美女的樣貌一模一樣的女性搜查官戴安，成員5個戰(zhàn)士集結(jié)了。鐵礦山將軍的指揮下5個人各自給予戰(zhàn)斗西服，組成Battle Fever J。

　　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.

　　《快樂東西3》是一部動畫情景喜劇 ，以描寫中國老北京胡同中，一對孿生兄妹的家庭生活為題材，故事中的人物個性鮮明、生活氣息濃郁、平易近人的情景喜劇風格輕松自然。影片在暴笑的同時，突出刻畫中國人特有的親情、友情與愛情觀念，使人在放聲大笑的同時，領悟出真正的生活內(nèi)涵。