In Kirill Sokolov’s “ They Will Kill You ,” a sword-wielding Zazie Beetz infiltrates a satanic cult housed in a luxury hotel, with the aim of rescuing one of its maids from becoming a human sacrifice. The pieces are all in place for a viciously enjoyable midnight action romp, which the film most certainly is when the bloodshed first begins. However, the twists of its premise soon end up souring it conceptually, resulting in rapidly-diminishing returns, with derivative formal flourishes that