Lauren Christine German (born November 29, 1978) is an American actress, known for her role as the Hitchhiker in the 2003 remake of The Texas Chainsaw Massacre, as well as for starring in the 2007 film Hostel: Part II, in which she plays one of the lead characters. She is also known for her role in A Walk to Remember, in which she plays a popular and jealous ex-girlfriend named Belinda. She recently starred as Agent Lori Weston in the CBS television series Hawaii Five-0, and in 2011 as Eva in the film The Divide. She stars in the 2012 NBC television series Chicago Fire as Leslie Shay.