In the darkest hours of the night at the Museum of Volterra, young
archaeologist Fabrizio Castellani is immersed in his work. He has
discovered that the famous Etruscan statue known as "the shade of
twilight" contains a mysterious object. He is interrupted by a phone
call from an icy female voice, warning him to abandon his research. A
series of gruesome killings follow. The victims, all involved in the
desecration of an unexplored tomb, seem to be have been torn to pieces
by a beast of unimaginable size. Meanwhile, as Fabrizio excavates the
Etruscan tomb he discovers something extraordinary. Can he unravel these
secrets without being sucked into the spiral of violence himself?