Confuse KYPH HELP!!

Hey Guys

As we all know the story line has changed.But i wanan know something i hopoe u guys can help me .Who is Somesh Agarwal wasnt that Avantika callin Dilip Somesh and how come ht surename changed to Agarwal and khanna house To agarwal house did is oo confusing.Was avvantiga who had the 15 coreos insurance policy, and thats y Dilip started an affair with Avantia

Plz reply