The two shows are about running a restaurant/café for charity in Coffee friends and for Sea of hope to raise awareness to not pollute the sea and be respectful of nature.
Both shows have an amazing casting with actors, singers and some of yours favorite idols that are experiencing running a restaurant together for a good cause.
They are both healing shows, with incredible cast, good food and good music.

Both dramas treat of similars subjects like friendship, highschool/college life to working life. We follow the evolution of several couples and the friendships between the different characters. Also, both dramas are about the first love of the leads and seconds characters.

Both couples knew each other and were dating in the past but they broke up for sad reasons and misunderstandings. After the break, they try to recover and continue on their own path.
They finally meet again after some years and finish to have to work together.
Both dramas will follow how they will face this situation. How they will deal with their past, will they be able to get over their painful separation and love each other.