No doubt that Govind did a fab job by supporting his younger brother's family after his death. But in return their kids have repaid that with Keshav looking after the shop and Mukund being a lawyer. And Pinky - sometimes I get confused whether she is the daughter or the servant of that house.
I believe and expect that creators will show Govind Narayan repenting on these small mistakes which has let the hatred to accumulate in the hearts of Mukund and Keshav