Only Friends (Thai: เพื่อนต้องห้าม lit. 'Forbidden Friends') is a 2023 Thai television series starring Kanaphan Puitrakul (First), Thanawat Rattanakitpaisan (Khaotung), Jiratchapong Srisang (Force), Kasidet Plookphol (Book), Trai Nimtawat (Neo) and Pakin Kunaanuwit (Mark), exploring the theme of friends-with-benefits relationships among youth. It is directed by Tichakorn Phukhaotong and Pinya Chookamsri and produced by GMMTV. The series was announced at the GMMTV 2023: Diversely Yours press event on November 22, 2022. The series premiered on GMM 25 on August 12, 2023, and concluded on October 28, 2023, after 12 episodes.

Alcohol, drugs, pheromones, partying and music lead a group of university students to become entangled in love, passion and secrets. Lines will be crossed and friendships will be broken. Will they become something more, or will they remain only friends?

Mew has spent the last four years of university only focusing on his studies, leaving no time for sex or relationships. His friend Boston wants Mew to finally lose his virginity and introduces him to Top, intending for them to have a one-night stand. However, he is not happy when Top wants a relationship with Mew instead. Meanwhile, bar singer Sand begins to fall for Ray after spending time together, but Ray is in love with his best friend, Mew. Elsewhere, Boston becomes friends with benefits with IT guy Nick, but Nick wants to make their relationship exclusive.