Official photos from the 18th episode of Supernatural season 10, “Book of the Damned,” airing Wednesday, April 15 at 9pm on the CW.

Official Synopsis from the CW: “Charlie (guest star Felicia Day) calls Sam (Jared Padalecki) and Dean (Jensen Ackles) to tell them she found the Book of the Dead which could help remove the Mark of Cain. The Winchesters race to her after she tells them she‘s been shot by a man named Jacob Styne (guest star Jeff Branson) who says the book belongs to his family and he won‘t rest until he gets it back. Castiel (Misha Collins) and Metatron (guest star Curtis Armstrong) take a road trip to find Castiel‘s grace but they hit a couple road bumps along the way.”

#15 Guest Star Felicia Day as Charlie Bradbury

#14 Charlie Comes Back with the Book of the Dead

#13 Charlie Gives Dean the Book

#12 Can the Book Cure the Mark?

#11 Sam and Dean with the Book

#10 Dean Reads the Book of the Dead

#9 Dean Winchester

#8 Charlie and Dean Go Through Files

#7 Sam Meets with Rowena

#6 Is Sam Making a Deal with Rowena?

#5 Special Agent Cas

#4 Cas and Metatron’s Road Trip

#3 Looking for Castiel’s Grace

#2 Angels at a Diner

#1 Metatron Loves Waffles