Butterfly skin

When a brutal and sadistic serial killer begins stalking the streets of Moscow, Xenia, an ambitious young newspaper editor, takes it upon herself to attempt to solve the mystery of the killer's identity. As her obsession with the killer grows, Xenia devises an elaborate website with the intention of ensnaring the murderer, only to discover something disturbing about herself: her own unhealthy fascination with the sexual savagery of the murders.