Elizabeth Olsen starrer Thérèse Raquin has a new name and an official trailer courtesy of Roadside Attractions. Now titled In Secret, the period drama stars Olsen as Thérèse, the young sexually repressed heroine of Émile Zola’s 1867 novel who finds herself trapped in a loveless marriage to her cousin Camille (Harry Potter‘s Tom Felton). When Camille’s artist pal Laurent (Oscar Isaac) comes to visit, adulterous sparks fly hurtling Thérèse down a path of obsession, love, and madness. Roadside has set a post-Valentine’s Day release for February 21, 2014: