One of the defining aspects of the Hindi dubbed version is the performance of the voice actors, as the original film relied heavily on the naturalistic performances of its leads.

They decide to move in together in Mumbai, agreeing to a live-in relationship with a "no strings attached" policy. They intend to enjoy their time together until their respective flights out of the country. However, as they navigate their domestic life and careers, they fall deeply in love, forcing them to choose between their professional dreams and their relationship.

For viewers looking for a breezy, urban romance with a soulful soundtrack, the Hindi dubbed O Kadhal Kanmani is highly recommended.

A.R. Rahman’s songs ( Mental Manadhil becomes Humma Humma in Hindi remix, but the original Tamil songs in the dub are far superior). The Hindi dubbing of songs is passable but loses some lyrical beauty. Visually, Mumbai looks dreamy and real at once.