Jiratchapong Srisang (Thai: จิรัชพงศ์ ศรีแสง; born 1997), nicknamed Force (Thai: ฟอส), is a Thai actor known his roles in Only Friends (2023), Perfect 10 Liners (2024) and Melody of Secrets (2025). Force is quite tall and very handsome. He can have a stern face, but he's actually quite funny and lighthearted. He doesn't get mad easily at all, and always likes to work through situations calmly. He is Book's best friend turned boyfriend. He cherishes Book very much, as he means the world to him. He is NEVER mean to Book under any circumstances. He doesn't like to argue, and would rather talk things out. He's kind and gentle, and quite loving. He likes to cuddle after long filming sessions at GMMTV. He and Book work at GMMTV together.