《精灵旅社·前传》是根据《精灵旅社》动画电影系列进行创作的全新怪物题材动画系列片。这时的梅维斯还只是一个114零9个月的吸血鬼青少年！当她的爸爸德古拉伯爵因为吸血鬼议会的公务暂时远离精灵旅社之时，梅维斯和她的三个朋友天真可爱的鼻涕虫温迪、害羞的科学怪人儿子汉克还有神经大条的木乃伊佩德罗以为他们终于可以掌管旅社了，但没想到厉迪亚姑妈，也就是德古拉那个刻薄守旧的姐姐却突然出现，接管了一切……
重返奇妙世界，探索浩瀚宇宙，罗莎塔公主、酷霸Jr.、耀西等更多惊喜角色登场，开拓更宏大酷炫的版图，呈现更精彩纷呈的冒险。
The Nublar Five crash land into adventure as they encounter old (and new) friends, face off against even more lethal dinosaur threats, and deal with the fallout of Brooklynn’s stunning rejection of them. All the while Brooklynn’s inner turmoil continues to grow as she is drawn deeper into the Broker’s criminal web of dinosaur trafficking and espionage.
Some autobots are captured. The remaining Autobots team up with some rebels to free their friends, the rebels know all the weaknesses of their enemies machines. They merge with the Autobots to become Headmasters to free their friends.
