Maria Nikolayevna Ivanova, Masha, is a russian former special forces soldier and specialized chistilshitsa -a skilled, paid assassin who answers to the darkest and most illegal sector of the Russian Federal Security Service. Despite her innocent appearance, she is a ruthless, cold-blooded killer, with a psychopathic profile, lacking compassion of any kind. Now she faces a new assignment: eliminating Txema Beristain, a Spanish writer and scriptwriter...