psycho Mafia sisters and innocent Step brothers

yn and her sisters mother left them when they were so small after that their father started to abuse them and make them work hard till they faint and their father made them a living weapon this leads to them becoming psychopaths but after their father died they took his position and started to rule the world

on the other hand

yn and her sisters mother married a simple man after she left her daughters and gave birth to 7 sons and she started to live her life full of happiness with her little family not knowing what her daughters are facing , but one day when their mother and that man met with an accident and on the stage of dieing she requested her daughters to meet her and asked to take care of her sons

what will be yn and her sisters reaction?

will they accept there steps brothers or not ?

this story is not like any other stories because in this they may get happy or sad ending , it's ur wish to read or not I'm not forcing anyone to read this book

COPYING IS A CRIME SO DON'T COPY. USE UR BRAIN AND WRITE A STORY