 A Drama CD titled "Magical Girl Lyrical Nanoha StrikerS Sound Stage X" (2008) is set three years after the Jail Scaglietti Incident.It features the characters first introduced in "StrikerS", mainly the Forwards and the Numbers, investigating a serial murder case on Midchilda.Their investigation eventually leads them to the , semi-sentient humanoid weapons from the Ancient Belkan era, and their elusive creator, Dark King Ixpellia.