The Mad Hatter (2021)

An eccentric professor takes four of his students to the mansion of the Mad Hatter an urban legend driven insane by mercury poisoning and grief He says that theres nothing to worry about now the strange shambling caretakers that haunt the home are merely servants that have fallen to inbreeding and the Hatter himself has been dead for years But as the students start disappearing one by one those that remain start to question if the professors experiment is truly scientificand if the Hatter didnt just succumb to his madness but decided to spread it