This pulse-pounding action thriller pits two strangers against a nefarious alien force, with the future of mankind hanging in the balance. Quinn Scott Adkins, a member of a SWAT unit, steps out of a park fountain in an Asian city with no recollection of who he is or where he came from. As he pieces together clues from his past, he vaguely recalls his young daughter, who has been kidnapped. Meanwhile, Connor Andy On, a former military operative turned gangster-for-hire, discovers that his wife has also disappeared mysteriously in the middle of the night. These two men, with little in common, realize they must work together to find their loved ones and thwart their mysterious abductors.In Vietnam, the British citizen Quinn (Scott Adkins) goes outside a fountain in a park stuttering and with no recollection of his life seeking out the British Embassy. He is sent to a psychiatric hospital by the police and intrigues Dr. Anna (Truong Ngoc Anh) with his memories. Meanwhile the professional hitman Conner (Andy On) sees his beloved wife Maya (Lily Ji) be kidnapped during the night by mysterious men with hood. His investigation brings him to the mysterious fountain, where he stumbles upon Anna that is checking what Quinn said. They see that the physic laws do not work at the spot. She brings Conner to the hospital where they have to fight with Quinn to save their lives. What is the secret of the weird men?