Four young officers of the Hong Kong Police are joined together to fight against organised crime using all possible means, even if this would lead them to break the law… Their first assignment is to eliminate a gang of criminals who have stolen a shipload of explosives.

When young and successful reporter Jamie finds out that her sister has died in mysterious circumstances, she travels to Singapore to uncover the truth. There, she discovers multiple deaths linked to her sister’s and must join forces with her sister’s husband in order to defeat a demonic entity that is using new technology to complete an ancient mission.

Amy Sanchez (Bebe Pham) is a champion free diver who breaks a crucial free diving record. Her boyfriend, Tony dela Cruz (Jack Prinya), an Air Force Pilot, mysteriously disappears along with his plane that carries gold worth millions of dollars that was to be taken to the Central Bank. Determined to unearth the truth, she goes off to find out what has actually happened accompanied by her sister Jess Sanchez (Jaymee Ong). She moves on her adventurous journey not knowing that she herself is going to get entangled into a trap of lies that leads her to a much complex conspiracy.