Op13 is an operative of the Tet Corporation who has been dispatched on assignments related to the protection of Stephen King, the defense of the Rose, and the sabotage of North Central Positronics and the Sombra Corporation.
Op13 wrote several memoranda that were delivered to the Executive:
- One concerned an assassination attempt at the National Book Foundation Awards
- One (written with Op16) concerned Arina Yokova's obsession with Stephen King, the Dark Tower series, and the Crimson King
- One (written with Op16), confirmed that Yokova was the "boss" of the Crimson Crescent