A woman who admires marriage, looses herself in front of her husband's ego. Her patience is being tested when a stranger enters their lives to change many things in the relationship.

A thin line is a story of woman who respects the institution of marriage and while doing so she looses herself in front of her husband's ego. Her patience is at the verge of breaking when a stranger enters their lives. This man turns many tables in a very strange manner. The film unveils love, hatred and intensity of emotions.