Ep 4. Trail Of Blood

In Sanctuary season 3 episode 4, titled "Trail Of Blood," the team at the Sanctuary are called in to investigate a series of gruesome murders that have taken place in the city. The victims have all been drained of their blood, leading the team to believe that they are dealing with a vampire.

Dr. Helen Magnus, head of the Sanctuary, and her team, including forensic psychiatrist Dr. Will Zimmerman, tech expert Henry Foss, and Ashley Magnus are all on the case. They begin their investigation at the scene of the latest murder, where they find a cryptic message written in blood on the wall.

As they follow the trail of clues, they begin to discover that there may be more to the case than meets the eye. They learn that the perpetrator is a vampire, but he is not like any vampire that they have ever encountered before.

Meanwhile, Ashley, Dr. Magnus' daughter, is struggling with her own demons. She is haunted by the memory of her father, who was killed by a vampire when she was just a child. As the investigation unfolds, Ashley becomes more and more obsessed with finding the killer and seeking revenge for her father's death.

As the team gets closer to the killer, they realize that this particular vampire is not motivated by the same desires as others of his kind. They begin to suspect that he may have a hidden agenda, one that could have dire consequences for the entire city.

Throughout the episode, there are several tense and action-packed moments, as the team races to stop the killer before he can strike again. There are also some emotionally charged scenes, particularly between Ashley and Dr. Magnus, as they struggle to come to terms with the past and deal with their own personal demons.

"Trail of Blood" is a thrilling episode of Sanctuary, filled with twists and turns that will keep viewers on the edge of their seats. It explores themes of revenge, redemption, and the nature of evil, and is a must-watch for fans of the supernatural genre.