An 11-year-old Alexander Garcia has always believed he has the worst luck in the world, so when his mom Val devises a plan to bring her seemingly disconnected family on a dream fancy Spring Break vacation to Mexico City aboard a luxury RV as part of her travel writing job, he is sure it will end in disaster. Despite his fears, the family – including dad Frank, teen sister Mia, Grandma Lidia, and Grandpa Gil – set out, only to find absolutely everything is going chaotically, hilariously wrong but when the family discovers an ancient, cursed idol may be to blame, they must work together to return it to where it belongs.