Pra Ansh first sonography

Hey, i am dishi, i recently saw this Pransh {Prarthna and Ansh} ship in anupamaa through sns and i am obsessed but got sad on finding none ff on...

https://www.indiaforums.com/article/anupamaa-ansh-and-prathanas-closeness-angers-gautam-who-reacts-aggressively_219051 Ansh Prarthana should end...

I thought he is nephew constantly they refer him as brother she is his aunty ?