The Black String (2018)

Jonathan is a lonely twenty-something, stuck in his home town working night shifts at the local convenience store. When an unexpected encounter with a mysterious woman turns his life upside down, Jonathan is stricken by illness and nightmarish visions. Paranoid and desperate, he launches on a quest across the suburbs to find the seductress who started it all. Friends and family believe he's losing his mind, but Jonathan is convinced he's the target of something far more sinister.