In November 2007, Romain Lannuzel Erasmus, student at the Autonomous University of Barcelona, ¿¿mysteriously disappeared without a trace. This case remains unsolved, when the novel begins with another mysterious disappearance of Costantinu Iliescu, a Romanian student. His girlfriend and two of his Erasmus colleagues sound the alarm and move heaven and earth to find him, but both police and university officials believe that Iliescu has left voluntarily and refuse to get involved. However, they will soon have to change their minds as the events that occur after the disappearance of the Romanian student reveal that something terrible, dark and macabre is happening at the college.