Connor Cross · #4

Cross Protocol

Jack Mars

Spy Thriller Suspense Thriller Mystery Thriller

When Connor slips into Moscow to extract a Russian aerospace engineer willing to risk everything to defect, an intercept team turns a clean operation into a desperate running fight. As the mission unravels and the truth behind the defection emerges, Connor realizes the man he came to save was never the real prize.

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November 1, 2026
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Connor Cross

The series

Full series details →
#1 · 2026Cross Target #2 · 2026Cross Fire #3 · 2026Cross Command #4 · 2026Cross Protocol #5 · 2026Cross Strike #6 · 2026Cross Agent #7 · 2026Cross Threat #8 · 2027Cross Asset #9 · 2027Cross Zone #10 · 2027Cross Point #11 · 2027Cross Breach #12 · 2027Cross Extraction
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