Shen Ye, a business elite, was involved in a spy war when his mentor was mysteriously assassinated. In order to take revenge, he put on multiple masks and dealt with the military commander, the underground party, and the Japanese and puppets. With a pair of "micro-expression analysis eyes" that can see through lies, he became an ace agent that made all forces respect and fear him. On this isolated island, every step is hell, and every step leads to dawn.