Supernatural: The Anime Series (2011)

S1E2 Roadkill

In "Roadkill," Sam and Dean delve into a string of bizarre incidents occurring on a treacherous mountain road. During their investigation, they meet Molly, who claims that she and her husband were involved in a car accident. However, a chilling twist arises when they discover that her husband and their vehicle have mysteriously vanished. As the brothers dig deeper, they unravel the unsettling truth behind the accidents and the fate of Molly's husband.