在广袤的荣耀国，辛巴和娜娜的第二个孩子——凯安。在一次玩耍时无意之间唤醒了自己体内的强大力量——至尊狮吼。于是，他便在爸爸的命令之下，和他的朋友们组建了一支新的队伍——狮王守护队，打破了原有的传统，使得他们的作用发挥得更加淋漓尽致。狮王守护队的任务是保护生命循环和荣耀国的居民们。他们共同承担着守卫荣耀国和生态圈的责任，和来自荒原的反派们对抗。
“直到荣耀国的尽头，狮王守护队誓死守护！”
King Sombra曾经统治小马国边缘的水晶王国，带来了无尽的苦难。后来他被塞拉斯迪亚公主和露娜公主联合击败，变成阴影，并被放逐。 一千年后，King Sombra卷土重来，想要重新统治水晶王国。大公主希望暮光闪闪一行去保护水晶王国，免受King Sombra的再度袭击。他们克服重重困难和阻挠，去保护水晶王国，并让那里再度恢复生机。
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.
