Kundali Bhagya: How will Preeta expose Maira?

Maira got successful in her plans to ruin Karan and Preeta's honeymoon. She made Karan believe her post returning from Manali. Preeta is aware about Maira's plans. She even tells Maira's truth to the family. Will Karan and his family believe Preeta? Will Preeta be able to prove Karan innocent?

Take a look at this video and find out what happens next?