The sequel to Red Sparrow by Jason Matthews is at least as good.

Russian spy Dominika Egorova gets close to Putin — while also working for the CIA.

By close to Putin I mean he’s smaller than the average Russian bear, if you know what I mean.  😀

As Dominika expertly dodges exposure, she deals with a murderously psychotic boss, survives an Iranian assassination attempt and attempts to rescue an arrested double agent—and thwart Putin’s threatening flirtations … 

Amazon