400 Perfect Crime (Thanks for the reward, seeking monthly passes!)

Provincial Security Department.

An all-day case discussion seminar, drawing together elite members from across the province, began in the morning and lasted a full five hours, ending at two in the afternoon.

The meeting comprehensively collated the clues and intelligence gathered over the past week, among which the most critical was the identification of the waiter strapped with the bomb.

Yu Wenjie.

Twenty-nine years old.

He had international education experience at Columbia University.

After completing his studies, he returned to his home country and joined a foreign enterprise, where he led a smooth and successful life, with generous pay and no worries for food and clothing. According to colleagues and friends, he was gentle-natured, never having been in conflict with anyone, and was not yet married. Before the explosion, he was considered a quality young man.

The foreign company he worked for and Jin Hai had no business conflicts or disputes.