The intensity of the situation is similar as well as having amazing soundtracks in both dramas. Both have their family ruined by the main villain and takes revenge. The romance between the main couples are based off a similar scenario as well as having a happy ending. They would encounter one another without any problems then their relationship starts becoming a problem once they gradually know the truth to the whole situation. Even when they're not meant to be, the main hero would do whatever it takes to help out the main heroine because he still loves and can't forget her. Both revolve around business and the company, but Giant includes more action and is based off in the 1970's while Bride of the Sun is in the present.