It’s Halloween night at Grey Sloan Memorial. Meredith and Nick try to spend some alone time together; Levi is stressed due to overworking, and Winston and Owen have the interns…

Peter Declan has been charged with murdering his wife, and only Oliver believes he’s innocent. Arrow asks Laurel to look into Declan’s case. Meanwhile, Walter investigates a warehouse that Moira…

The team tries to confiscate an important device on a train.