After learning that the death of his wife was not an accident, a former CIA Station Chief is force

张勇因保护监测浮标而不幸失去妻子，自此一蹶不振，退出海洋监测队，靠打渔养活女儿。多年后，一场台风，他与老站长再次相遇，并发现了一宗海洋污染事件。在老站长的带领下，一群人深入神秘的海蛇岛，寻找海洋污染的