La fiesta de Halloween se acerca y Vlad, el Empalador, conde de Transilvania, ha reunido a los monstruos mas terrorificos de medio mundo para celebrarlo. Ademas ha secuestrado a Violet, la hermana de Emil, un vampirito con un solo colmillo. Para rescatarla, Emil pedira ayuda a Leo y su pandilla, que se encuentran enfrascados en un nuevo invento: un carro que funciona con bonigas de vaca. Podran rescatarla antes de que Vlad la convierta en vampiro? Y es que ser vampiro en estos dias... es muy chungo!!Y, ademas, agudiza al maximo tus neuronas y resuelve un monton de enigmas! ENGLISH DESCRIPTION The Halloween party is coming up and Vlad, "The Impaler," Count of Transylvania, has gathered the most terrible monsters from around the world to celebrate. He has also kidnaped Violet, sister to Emil, a little vampire with only one fang. To rescue her, Emil asks for help from Leo and his gang, who are wrapped up in a new invention: a car that runs on cow pies.Can they rescue her before Vlad turns her into a vampire? Really, being a vampire nowadays... it's so tacky! Sharpen your neurons and solve a ton of mysteries...