Dill Mill Gayye S15 E44 Shilpa and Armaan Get Close

Shilpa and Armaan's blind fight brings both of them physically closer. Riddhima is angry on seeing them so close. Later, Riddhima tells Siddhant that Armaan should find a mature girl and Shilpa is not mature at all. Why is Riddhima interfering? Does she still have feelings for Armaan?