For purists, the original DVD release of Main Prem Ki Diwani Hoon includes English subtitles. You can find these on second-hand markets or specialty Bollywood retailers. The DVD subtitles are often the most reliable because they were created at the time of the film's release.
Prem Kumar arrives, and while he is sophisticated and prestigious, Sanjana is devastated. She is torn between her duty to her family's wishes and her soul-shattering love for the "wrong" Prem. The story follows her emotional struggle as Prem Kishen returns, willing to sacrifice his own happiness for his boss, while Prem Kumar must decide if he wants a marriage built on a mistake or if he will help the two true lovers reunite. If you'd like to dive deeper into this story, I can: Write a between the two Prems
Actually, the setup is: There is (the rich, confident son of the family) and Prem Singh (the simple, caring employee). Sanjana mistakes the simple Prem for the rich Prem. She falls for his simplicity, but she thinks he is the wealthy heir.
Many viewers who search for run into a common problem: bad sync or poor translation. Because the film is older (2003), not every streaming platform has updated the subtitle files. Often, free subtitle download sites offer .SRT files that are either machine-translated or mis-timed.
If you are watching with English subtitles for the first time, keep an eye out for the scene where Hrithik Roshan's character creates a map of Sanjana's face. It is one of the most iconic and meme-worthy moments in modern Bollywood history, and the dialogue in that scene is quite poetic!
Sameer: "Prem, I have something to tell you. I love Sanjana too."