Love Sick (2005)

Kiki and Sandu are sister and  brother and they have a hidden, incestuous relationship. The double life that the two of them lead, as lovers and brothers is exposed when jealousy comes between them. Alex, a simple girl from a province town, who is a student in Bucharest, comes between them, as Kiki`s girlfriend. For Sandu, Alex is an intruder and in a jealousy crisis, he brings the sick triangle issue into the open.