Kultus(2019)

Syakilla, a Singaporean girl studying in New York, inadvertently gets herself embroiled in ELIXR, a cult based in Upstate New York. Her brother, Syafik, travels to Upstate New York and braves the frigid winter cold to help save his sister from the cult. But despite his best efforts, both Syafik and Syakilla will soon realise that there is no escaping ELIXR.