The Young Lady is Very Fierce [1970s]

Liang Dalong, a powerful tycoon dominating Hong Kong, faces the crisis of having no heir. He unexpectedly discovers that he has a granddaughter living in mainland China. Twenty years ago, the Liang family’s daughter eloped back to the mainland and gave birth to a daughter. But she didn’t know that when her child was born, she was swapped with her cousin’s daughter. * Top spy Liang Kefeng transmigrates into the role of the cannon fodder supporting female character’s cousin. She and her cousin come to Hong Kong to search for their family, only to find her father mu*dered and the family fortune seized. Liang Kefeng shoulders a 40-meter-long broadsword, swinging it with deadly precision, s...