Room door

Aditi the younger sister of Aadhya, tensed with the preparation of her sis marriage is randomly taken to the world of stories where it is made sure that characters of stories do not hinder the plot, through the door which is as strange as it can get but then she meets the guy with black tuxedo waiting to escort her. What happened, why was she there, who is this guy and most importantly will she be able to go back ??