Men are simps in the show

So she calls him a loser... he nods and agrees. Does he have no self respect, dancing and acting silly in 2024 without even hearing does she want to get married to him or not.

Calls him a loser, this moment he should leave her and understand he does not like her instead nods while being called a loser

Prithvi doesn't know Janvi's truth but Chirag knows. As an elder brother, it's his duty to open Prithvi's eyes by telling him the reality. It's better to make a person cry for a while by telling the truth rather than making a person smile by hiding it.

He didn't even tell Deepika about Janvi's intentions.