Emma, a radio host, is about to be married to Richard, her perfect match. But right before her wedding, she learns she's already married to Patrick, a charming but irresponsible fireman. Furthermore, Patrick has a secret: he has arranged this little trick because Emma advised Patrick's ex-fiancée to end their relationship. However, Patrick may find that the trick is on him, for he soon begins to fall in love with his uptight adversary.

Growing up poor in Madras, India, Srinivasa Ramanujan Iyengar earns admittance to Cambridge University during WWI, where he becomes a pioneer in mathematical theories with the guidance of his professor, G.H. Hardy.