Of Indian origin; Sunny Khanna, a struggling actor; is settled in Britain with his huge family consisting of his dad, Kuldeep, his mom, his siblings and other family members. Kuldeep's friend, Dr. Verma seeks his permission for his niece, Mahek to take up lodging with the Khanna's for a month until he attends a conference in the U.S, to which Kuldeep accepts. Upon Mahek's arrival she greets a dysfunctional family and attempts to change this by first assisting Sunny in pulling together his acting career, teaching Mrs. Khanna and her daughter in law to pay due respects to elders as well as up-heeding various religious practices of the Hindu religion with the first being Karva Chauth. Mahek also assists Jash Khanna in coping with the loss of his wife, Christine and son Tobey in an accident by overcoming his alcoholism. By this time Sunny has fallen deeply in love with Mahek but a confession leads to rejection breaking hearts. The real reason behind this rejection will comes to light upon the passing away of Sunny's grandmother changing the lives of the Khanna's forever.