Pallavi, as a character is naive and forgiving. Agar vo nahi hoti toh story doesn't make sense at all.
She is helping Mandar as her duty towards Aai and Baba. That's it. Raghav ko bhi Pata Hai. But Raghav ko Mandar ke intentions bhi Pata Hai. So Raghav is conflicted ki kaise support kare. If he let's Pallavi go and complete her duties towards Ds then Pallavi danger mein aa rahi hai. If doesn't let her go, usko lagega ki uske wajah se Pallavi apni duty poori nahi Kar payi. Tracker daalna was the middle way. Thik Hai, but Bina Pallavi puchhe daalna galat tha, chalo puchhana chhod bhi de, at least Bata toh Dena chahiye tha. Pallavi ka gussa hona justified Hai. Jab bhi koi aap ko, Bina aapke permission ke track Kar raha hai, uska do hi Matlab nikalta Hai, generally. Either vo aap ko harm Kar raha hai ya usko lagta hai aap kuchh ulta seedha Kar rahe ho. Yeh hi baat Pallavi ko chubhi aur usko gussa aaya.
I agree...
She was hurt coz she thought R doesn't trust her and it was justified and I think eventually they will make up...
But R being so desperate and crying is not settling with me, why he is made to cry always...