https://www.india-forums.com/tellybuzz/buzzin-hot/50657-after-tu-aashiqui-ritvik-arora-bags-a-new-big-project.htm
So ritvik arora will be one of the two male leads, and the spin off will only be about the young generation of the maheshwari family who will be shown all grown up, which is funny as that means the spin off will be in a completely different time frame from yeh rishta.