Laung Laachi is a Punjabi film that blends romance and comedy with emotional drama. The story revolves around a newlywed couple, Mehnga and Laachi, who decide to live as strangers under the same roof. Laachi dreams of becoming a singer and the couple makes a pact that they will live as landlord and tenant, where Mehnga will rent the house to his wife and will try to woo her.
The film explores their relationship, the challenges they face, and how they navigate through love, misunderstandings, and societal pressures. The film also highlights the cultural elements of Punjabi traditions and the importance of dreams and ambitions in a relationship.