It may be a bit messy, because the keywords are sensitive. A powerful bomb was stolen, and at the same time, the Pope died unexpectedly. The church was going to pick out the trustworthy people from the four bishops, but four of them were tied up and the criminals left clues and threatened to retaliate. Langdon was called to reveal the secret to rescue, but only one person was saved in the end. Langton investigated the files and suspected that it was related to a secret organization. And pointed the finger at the tragic death of captain Wei. Langton and others found the bomb, and the monk detonated it in the air by helicopter. However, in the end, when the Taoist priest was about to ascend to the throne, he was found to be the last murderer, robbing bombs, poisoning ... killing the Pope and designing a serial case.