1972 The Cold War is in full swing. Sirina Frum, a very well-read and educated girl, is being noticed by the British intelligence services. They need someone who can gain the trust of the young writer Thomas Haley - he can be useful to them. Sirina is perfect for this role. Who knew that she was not only well-read, but also amorous and her interest in Hayley would very soon cease to be only professional...