Katha Ankahee fanfiction:-what if viaan had a real sister A Protective Cupid One

So as we all know the story begins when katha is struggling to earn money for aarav (humara monkey) treatment and how viaan had misconception that all the women are gold digger whereas ehsaan steal the show with his charm and effort to change viaan's perspective, so what happened if this duo was actually a trio, what if viaan had a real sister (not Vanya) who loves both of her brothers just more than anything else in this world. Both viaan and ehsaan treats saisha as Princess who has a heart of Gold and as she is a part time Architect and full time Dance and lifestyle influencer, Everybody call her Earthcon ki princess and adores her cause she is not rich spoilt Dumb girl she cares about everyone's feelings and wants to help her brothers to take Earthcon to the new heights along with that she is fulfilling her passion for dance by being a famous social media sensational dancer, she has everything and she also knows how to cherish it But the one thing she wants but didn't speak out loud is that,
She wants her brother to change his percepective for women so that he can relief himself from this bitterness and let go that painful past that being chasing him his whole life and holding him back from embracing happiness, just like she let's it go that painful few years ago in her college with the help of someone whom she misses everyday but she cant call him.... Also what happened if Saisha gets to know about know about the deal between viaan and katha for that Kali raat (the one night deal for Rs 1 cr 2 lakh 17 hazaar)
even before the time viaan find out the reality of katha (That she needed that money for his child's Cancer treatment and that she is a single mother) what happened then will she able to forgive her brothers,will she talk about this with anyone, will she able to look in his brother eyes that man she idolised her whole life ............. Let's find out 😜😜😜😜😜