Rival gangsters from Chicago move to London and attempt to extort money from rich Britons.

Unusual race relations melodrama from West Germany follows a German sailor who meets and weds a Chinese woman while on leave in Hong Kong, only to meet with disapproval from his family and friends when the couple returns to Europe.

The country estate of American emigre Abel Bellamy is haunted by the ghost of the Green Archer, a 14th century Robin Hood type figure who terrorised the former lords of the manor. Now, with the gangster coming home on vaguely defined business and his niece Valerie arriving with her adoptive father to take up residence in the adjacent mansion, much to Bellamy's annoyance, the archer has returned. Who is he and what does he want?