: Pim, a woman living in South Korea, returns to Thailand to care for her dying mother. Upon her return, she is relentlessly haunted by the vengeful spirit of her conjoined twin sister, Ploy, who died during their separation surgery years earlier.

To help readers avoid confusion, here is a quick breakdown:

Interestingly, Bhushan Patel has admitted in interviews that the success of Alone 2007 on the DVD circuit convinced producers to fund Alone 2015 .

Almost immediately, Sanjana begins experiencing violent nightmares, disembodied whispers, and apparitions of a woman in a blood-stained white sari. Unlike mainstream Bollywood horrors of the time (like Bhoot or Raaz ), Alone 2007 relies heavily on atmospheric dread. There is no comic relief, no item song. The horror is relentless.