Episode 5.18 will be called "Behind the Red Curtain". Written by Erika Green and Eoghan Mahony, directed by Chris Long.
This episode will feature a murder that interrupts a musical production preparing for Broadway. We will meet Deandra a once popular diva with a drinking problem, Alec the Shows manager, Bran the Musical Director, Jacinta the shows publicist and Polly, the murder victims foster mother.
Source: Spoiler TV & @TA4TV.