Complex sentence: Shukshin is a psychic sensitive, a defector sleeper agent planted by the Soviet E-Branch, in his self-appointed mission to avenge his mother's death, Harry is dragged into a web of espionage (actually, ESPionage) involving British and Soviet ESP agencies.
Split into simpler sentences: Shukshin is a psychic sensitive, a defector sleeper agent planted by the Soviet E-Branch. In his self-appointed mission to avenge his mother's death, Harry is dragged into a web of espionage (actually, ESPionage) involving the British and Soviet ESP agencies.