When FBI Agent Zack Stewart is killed, Agent John Ripley takes over the three cases he was working on, hoping one will lead to his killer. The first

美国海军海之虎号潜艇即将退役，海军少将雪曼早早地来到潜艇上，翻看航海日志。看着自己当年的记录，昔日情景仍历历在目。将军思绪万千，浮想联翩……. 　　太平洋战争初期，美国海军在东南亚步步退守。海之虎