Apur Sansar details Apu and Aparna’s married life — how they initially come together as strangers then grow to love and understand one another
This is common in most Bengali arranged Marriages.
Also Aparna comes from a rich family, and she has to adjust in a jobless , aspiring writer’s home i.e. in a rented room next to a busy railway yard.
She seamlessly integrates herself into this new environment which is quite different from her parental home.