\"Anjaana\" is a musical family drama about Raju who is a happy go lucky garage owner, living happily with his mother. Raju falls in love with local Duke's niece. The Duke is actually a very greedy person and so is his son. The Duke plans to take over his niece's wealth and riches by getting her married to his son. He fails to do so, because the niece loves Raju with all her heart. All is well, until Raju discovers that he is the deserted child of the Duke. The Duke had earlier deserted Raju's mother when Raju was not even born. Raju teaches his father - The Duke, a lesson, who repents and welcomes back his wife and son Raju.