Rak Dai Mai Tar Hua Jai Mai Pean(2004)

Original title: รักได้ไหมถ้าหัวใจไม่เพี้ยน

Due to the fact that Pandao and Khai live together, Thawan misunderstands that they are a couple. Song, Thawan's friend, falls in love with Khai at first sight. Thawan's family thinks that Pandao is a good match for him, and they are forced to get married.