CBI team brought the 46-year-old Karti Chidambaram from New Delhi to Mumbai and took him to the Byculla Women's Jail, where Indrani Mukerjea is lodged and interrogated them.
The woman, who is perusing her second year in English from Nanyang Technological University (NTU) found the camera and told a cleaner of the institution.
The suspect shared a post on Facebook, where he stated that if people will trust him with their money, then after three months they will get the double amount.