A deliriously stylish, searingly erotic thriller from Korea, The Housemaid explores what happens to an innocent girl in the employ of a rich and powerful family. Sang-soo Im directs. In Korean with English subtitles. Opens today, Feb. 4 at Landmark's E Street Cinema, 555 11th St. NW. Call 202-452-7672 or visit landmarktheatres.com.