Amélia Carvalho, Afonso Mendes de Noronha and Tiago Silva are recruited by the Ministério do Tempo. In their first mission, they travel to 1384 to try to stop the spanish from changing history and win the battle of Aljubarrota.
Ernesto receives a fax from 1553. For an unknown reason, History has been changed and Luís Vaz de Camões, one of Portugal's greatest poets, may die before writing his masterpiece, "Os Lusíadas".
Salvador sends the team to 1491 to save the first discoverer of the time doors from the Portuguese Inquisition, and Amélia hides her job at the Ministry by telling her 1880 parents that she has a boyfriend.
After the discovery of a mobile phone at an archaeological site from 15th Century, Ministério do Tempo agents are sent back in time to discover the owner.
Irene remembers the moment she was recruited by Armando Névoa to become an agent at Ministério do Tempo service. Meanwhile, her mentor puts in action a terrible plan of revenge.
The patrol team from Ministério do Tempo is sent back to 1940 during the production of the movie "O Pai Tirano" to unveil the reason why a tablet was drawn in the propaganda's poster. Tiago keeps dreaming about Mariana's death.
Susana ignores procedure when she orders that Irene be brought back from 1918 after catching the Spanish Flu, putting the modern day Ministry HQ at risk.
When a paranormal show host reveals the existence of the Ministry on the internet, Salvador tries to convince him that he is mistaken by inviting him to HQ - while pretending that it is just the dullest government office in the country.