Bangladesh, July 27 -- A gang posing as "Tantriks" -- traditional occult healers or fortune tellers -- on Facebook has been duping women by convincing them that chemical burns on their hands were the work of "evil Jinns".

Hoping to resolve tension with her husband, a woman contacted a Facebook account named "Rahmat Ali Kabiraj (a title used by folk healers or herbalists) on Monday.

Discover more City & Local Guides Western Europeans Political She was told her domestic troubles would be resolved "with the help of a Jinn", a supernatural being from Islamic belief.

Money was taken from her in several instalments, first as a "Hadiya" (offering), then to buy a "Jalali Kobutor" or pigeon.

She was then instructed, over an Imo video call, to...