She will be really broken from her heart, If she becomes discipline also she will be totally angry with ichcha always as for her only her parents Have left her to hostel and now ichcha will also also feel bad about her father's decision For confining tappu to a hostel and she can also be given severe punishments if she does'nt lives in dicipline.
And Nani is given a threat by Thakur and nani will (i think) leave her attiture of changing her niece's family and leave them alsone at their condition or try to do the same....