in one of ekta's interview about KAA ...Shiv marries Gauri ,and its him having an affair ,not Gauri.
And why Iqbal Khan as the main lead?
"Well 'Karam...' will have its hero in an extramarital affair. My hero should look like someone two women, best friends would be fighting over. Iqbal fits the bill. It's a very sweet, innocent story."