Barry is thrilled when Oliver, Felicity and Diggle come to Central City to investigate a case involving a deadly boomerang.

Sam and Dean must stop Rowena, who is on a deadly mission. Meanwhile, Castiel looks to heaven to recruit angels for an impending invasion but is shocked by not only…

Castiel finds Jimmy’s daughter Claire in a group home and she convinces him to break her out. After she runs away from him, Castiel calls Sam and Dean to help…