What was the ending of the Korean drama 'In Love?'

The ending of the Korean drama "In Love" was as follows: At the end of the TV series, the relationship between the main characters eased, but they still faced many difficulties. The female lead Kang Yoosuk had to leave Korea for work reasons while the male lead Lee Chaehyok had to give up his dream for family reasons. Before they left, they had a last date to express their feelings for each other. The female lead Kang Yoosuk expressed that she knew that Lee Chae-Hyok had always had her in his heart while the male lead Lee Chae-Hyok expressed that he had always liked Kang Yoosuk. Although they had experienced many difficulties, he believed that they would eventually be able to get together. In the end, they went their separate ways, but the emotional bond between them was not broken. Their story left a deep impression on the audience and expressed the importance of their persistent pursuit of true love and firm belief.