[s5e20] The Fast And - The Furriest

While Beckett investigates the murder, Castle is busy dealing with his own mystery: someone is stealing his leftovers.

In the Castle episode (Season 5, Episode 20), "paper" likely refers to the missing pages from a researcher's notebook or the scraps of evidence used to track the "Bigfoot" killer. 🧩 The Paper Evidence [S5E20] The Fast and the Furriest

gets caught with a face full of blue dye after she sneaks in to take food. Castle Season 5 Episode 20 Recap: The Fast and the Furriest While Beckett investigates the murder, Castle is busy

He sets a "paper" trap (or rather, a ) in the fridge. Castle Season 5 Episode 20 Recap: The Fast

The killer is Professor Devlin , who murdered Anne to cover up the fact that he had harassed and killed her roommate years earlier. 🍳 Bonus Subplot: The "Fridge Ghost"

Anne Cardinal, dumped at an ER with massive claw marks on her face.