Dill Mill Gayye S16 E21 Riddhima's Decision

Riddhima tells Armaan that she has chosen Siddhant to do her duty as a wife and not as a lover. Siddhant overhears this and is disheartened. Siddhant thinks over Riddhima and Armaan. Riddhima and Armaan also ponder about their feelings. Will an upset Siddhant do anything drastic?