In Recife, a group of young researchers specializing in paranormal phenomena is hired by an enigmatic businessman to find the legendary treasure of Branca Dias. As they delve into the city's rich history in search of clues about the mysterious artifact, they find themselves entangled in a web of frightening secrets hidden in the capital of Pernambuco, putting their lives at risk as they try to unr...

Once a year, every Saci Day, October 31st, also known as Halloween, the sacred book that brings together all the legends of Brazil is revealed. But on that date, other international mystical beings intend to steal the book and national legends and legends need to do something to stop them.

Miguel and his friend build what could be the first time machine. The device is designed to send a small object a few minutes into the future—but before the final test, another object unexpectedly arrives from the future. The two young scientists disagree and must face the dilemma of whether to send the artifact back or keep it in the present, in order to prevent a quantum and personal catastrophe...