Rebirth of Hong Kong Island in the Apocalypse: from Walled City to Rich Woman

[The heroine story + era Hong Kong story + gangster, the male protagonist is the springboard and has few scenes] Lin Xi traveled from the end of the world to Hong Kong in the 1970s. At the beginning, he was sold into the Walled City. Luckily she can fight! Growing up step by step from the walled city, Eventually she became a famous rich woman in Hong Kong Island.