The Sleeper

This novel features a Russian emigree married to a civil servant and living in London with him and their two small children. After 10 years, Olga Trent's quiet life is disrupted with the call she has been dreading the KGB has assigned her an assassination, forcing her cooperation by threatening her childrens' lives. Desperate to refuse, she decides to confide in a friend of her husband's; discovering him dead, she declares herself responsible, taking the opportunity to put herself safely behind bars.