There are many Thai dramas similar to "The One and Only Heart". Here are some recommendations: 1 Love in Thailand (2016): This is a romantic comedy about two young people who meet and fall in love in a Thai drama. The drama's plot was full of ups and downs, and the actors 'excellent performance left a deep impression on the audience. 2 My Love from Another Star (2017): This is a sci-fi romance drama about the love story between an alien and a Thai girl. The special effects of the drama were wonderful and the plot was complicated. At the same time, it also showed the variety of Thai culture. 3 Dear My Love (2018): This is a warm family drama that tells the love story between three members of a family. The show showed the family life in Thailand in a warm and touching way, which was loved by the audience. 4500px First Love (2019): This is a romance sci-fi drama that tells the love story between two young people and also combines sci-fi elements. The drama's plot was full of ups and downs, and the actors 'excellent performance left a deep impression on the audience. The above are some recommendations for Thai dramas similar to "The One and Only Heart". I hope they will be helpful to you.