In the 1960s, António, an agent of the PIDE, is assigned to follow Aurora to Paris, a young woman suspected of oppositionism. It is May 1968, and during the student revolt, the two young people fall in love. Back in Porto, their forbidden passion ends abruptly. For decades, António writes Aurora letters that she keeps unopened. When the correspondence is unexpectedly interrupted, both give up on life. Based on the director's novel entitled "A Casa Azul" (The Blue House).

In 1432 a stunning apparition of the Virgin Mary appeared in the sleepy town of Caravaggio becoming the inspiration for the gruesome yet extraordinary paintings of the artist, Michelangelo Merisi (better known as Caravaggio). Now, in modern day 2011, three women travel to Caravaggio -- Lisa, an aspiring art student, Claudia, a sexy Italian translator and May, a young woman about to enter the nunnery. Their world turns upside down when the apparition reappears and poor May becomes plagued by premonitions of shocking murders. Who will survive the terror of the supernatural as murders based on the paintings come true and the three women must discover an obscure secret to unlock a shocking destiny...