Character traits: Warrant Officer Beck jumps to the sex-crimes squad to sub for Detective Olivia Benson (Mariska Hargitay on maternity leave). "Dani's a loner, really stranger, and very tough," Nielsen says. "She lost her husband, a cop. She wants to be an avenging angel!"
Partners-in-crime fighting: In a radical move for the all-about-the-case franchise, Beck and partner Detective Elliot Stabler (Christopher Meloni) get romantic! As a bonus, she gets Stabler out of his cop suits and into jeans and denim jackets. "She teaches him to lose his stiffness"