When you watch Grimm Season 5 Episode 18 online, a drunk driver is injured in a car accident. A nearby Wesen doesn't call for help, however. He drags the man away and then runs him over with his car, then uses his Wesen abilities to liquefy the man's bones and consume them. Nick and Hank are baffled when they are called in to investigate a boneless body, but they are determined to discover the truth. Meanwhile, Wu continues to experience increasingly bizarre symptoms connected to his injury at the claws of the lycanthrope some weeks before. And Hank encounters an old flame who is interested in rekindling their romance. Plus, Nick warns Adalind against trusting Captain Renard due to the captain's ties to Black Claw. Will Nick and Hank be able to stop the Wesen before anyone else is killed and their bones turned into tasty, calcium-rich bone mush? Will Adalind finally tell Nick the truth about the return of her 'biest? What is Eve up to? And what in the world is happening to Sergeant Wu? There is a lot going on, so find out what happens when you watch Grimm Season 5 Episode 18 online!