Kwon Jiyong is the heir to Bigbang company, the biggest company in Korea. It is the first thing kids learn before learning their current president. He is friends with Choi Seunghyun, the son of a powerful person, Dong Youngbae, a famous sculpture, and Kang Daesung, son of a famous real estate magnate. 

Lee Seunghyun, or Lee Seungri, is a poor boy who is the son of a dry cleaner. He saves someone from commiting suicide, but Jiyong's mom disaproves of the bad publicity. She sends him to the school and Seungri captures Jiyong's attention. They eventually fall in love, but many things happen to prevent them to live happily. 

How will it end?

Plot of the original Boys Over Flowers. Korean version of course! Enjoy!