Naagin (Colors Bangla) - S05E70 - Bani is unable to cure Debdyut

Watch Naagin (Colors Bangla) Season 5, Episode 70. It was telecast on the 16th of March in 2021 on the Colors Bangla channel. Bani can’t heal Debdyut Bani can’t treat Debdyut’s injuries. Debdyut quits but tells Bani that someone has conspired to do damage. What is the culprit?