Was Klaus forced to go all the way and murder Marcel?
That was addressed on The Originals Season 4 Episode 5 when the two men faced up to the effects of The Hollow.
Meanwhile, Hayley uncovered a link between the dark magic and her former wolf pack, prompting her to go after Mary to find out the truth.
Also, Keelin wondered whether helping the Mikaelsons was really keeping her safe.
Use the video above to watch The Originals online to get up to speed with the latest drama for the characters.
Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.