The two agree to meet up later that night, and Jack leaves the restaurant moments before a suicide bomber blows up the place, killing everyone inside.

Jack meets Spanish intelligence (CNI) agent Laia Brossa, who probes him for information on the suicide attack.

Meanwhile, U.S. President Jack Ryan receives reports of commercial vessels disappearing under mysterious circumstances across the Pacific Ocean.

President Ryan suspects Russian involvement, especially in light of the country gearing up for a military exercise with China called Snow Dragon in the Bering Sea.

With the help of Campus IT director Gavin Biery, Jack investigates the circumstances behind Moore’s death, often passing information to Brossa.

He finds out about Moore’s involvement with the CIA as well as data scientist Dylan Runtso, whom he had encountered moments before the suicide attack.

Jack’s investigation attracts the attention of Guatemalan contract killer Hector Guzman, who has been involved with the bombing at the restaurant.

Peña dies from being trapped a burning car, while the Russian follows Jack and Brossa during a crowded protest and injects a nerve agent on the latter, killing her in the process.

Guzman is revealed to be responsible for the disappearances of container vessels around the world, using an autonomous underwater vehicle disguised as a tiger shark.

"[7] On the other hand, Publishers Weekly dismissed the book as "unfocused", continuing: "Even after the main threads are pulled together and the evildoers unmasked, the criminal element and motive remain murky.