The trailer uses various camera shots and editing techniques to make all the characters look suspicious and build mystery around who killed Lucy Beale. Close-ups of characters' faces are slowed down to emphasize mysterious expressions and eye movements. Various props like blood and weapons seen near characters further implicate them through misdirection. Low-key lighting and a chilling soundtrack enhance the spooky atmosphere in this trailer for the soap opera trying to solve the mystery of Lucy Beale's death.