Christine Summers has been working in an NGO in Nepal for the past four years. Her boss assigns her to do a last mission in Ruku to collect information of the life outside of the cities, before she leaves for the United States. Leaving for the mission with her crew and her guide; they take shelter in a small village called Zhigrana; an area known for a killer on the loose who sacrifices humans in the name of Kaal Panchami, a mythical ghost.
When they start to turn against each other regarding a death of a friend and with no one to trust: it is now up to Christine to figure out who the killer is. Is it the ghost of Kaal Panchami or is the truth even stranger than that?