Diya Aur Baati Hum

Bhabasa believes the presence of Sooraj and Sandhya aggravates Santosh's post-traumatic stress and asks them to leave. The Rathi family tries to stop Sooraj from leaving, but in vain. Later, Sandhya is taken aback as Sooraj wants to separate from her. Whats the reason behind Sooraj's decision?