Eventually , a careless comment on the part of Novikov provides the impetus for Krymov 's arrest and incarceration , whereupon every politically sensitive detail of his past is turned against him .
Thus , he must watch everything that he does and says .
A careless comment on the part of Novikov provides the impetus for Krymov 's arrest and incarceration , whereupon every politically sensitive detail of his past is turned against him .
Thus , he must watch everything that he does and says .