Raat Gayi Baat Gayi is a movie about three couples and a keen observation on the modern day marriage.

Rahul wakesup with a bad hangover after a party the night before. There he had met a sexy young woman- Sophia. They got drunk and there were sparks flying. But Rahul dosen't remember what happend after that. Did they... go all the way?

His wife, Mitali, is in above all bad mood this morning, and Rahul suspects that she might know about his little escapade last night. Rahul starts chasing his night- trying to retrieve it- trying to find out what really happend.

His friends Saxena and Amit are going through their own marital crises of sorts. Driven to his wit's end he realizes he must seek Sophia out to restore his Sanity.