MEMORY LOSS: A life changing moment

Choi Y/N , daughter of America's biggest businessman, visits Greece and gets involved In an accident in which she loses her memory. Kim taehyung, CEO of the biggest enterprises in Korea came to Greece for an important meeting.He met her while she was laying lifeless , covered with blood all over her body . He came to know she had lost her memory. Circumstances made him declare her as his fiancee. Now what will happen? Will they marry ? will they fall in love? or she would get back her memory and leave him?