Luccas Neto, his sister Gi and their friends Vitória, Pedro and Jéssi had no idea what was to come on the school trip. When Luccas decides to invade the laboratory of the recently disappeared scientist Honório Flacksman, the group is sucked into a portal that takes them to another dimension – the City of Joy.
André is a young doctor who, after spending a year working in Africa, discovers that he has been exchanging letters not with his long-time girlfriend, but with someone very close to her.