Purani Jeans is a fun-filled film based on the belief that friendship is like a pair of old jeans, the older it gets, the better it becomes. This is the belief that protagonist, Siddarth Ray has learned from his best friend Sam and come to realize as he makes a journey from New York city back to his hometown, a small hill station in India, after 12 long years.
A coming of age saga, the movie depicts the agony and ecstasy of youth, rediscovering bonds of friendship and love. The story beautifully shows a memorable time in young lives when one forms enviable bonds of friendship, trust, jealousy, joy, envy and love while also dealing with problems of distant parents, broken hearts and pressures of growing up.