Amidst the sweeping cityscape of cosmopolitan Hong Kong, an ex-Marine falls in love with a ballerina from China. Against mounting cultural and religious pressure, the two star-crossed lovers risk it all in pursuit of true love.

The movie features three ghost stories set in Hong Kong, beginning with Vivian, who, after moving into a new place, gets involved in spooky incidents with her neighbours. The next story follows Scarlet, who unknowingly receives a tattoo with sinister secrets. The final story is about a group of university students, who awaken the vengeful spirits of a dead couple while live-streaming their ghost hunting expedition.

In the 1940s, school teacher Fang Lan becomes embroiled with the resistance efforts of local guerilla group Dongjiang during the Japanese occupation of Hong Kong. Fang is recruited by one of the resistance group’s captain Blackie Lau after assisting the group with a rescue mission of novelist Mao Dun. Fang’s mother volunteers to take her place as a courier for a mission and is arrested. To save her mother, Fang finds herself turning to a childhood sweetheart, who now works at the Japanese occupation headquarters.