From Pathfinder Season of Ghosts Hardcover Compilation, which isn't enabled.

Open the Wall of Ghosts

RITUAL 2

Cast 1 day

Cost rice grains and incense worth 60 gp

Secondary Casters 3

Primary Check Occultism or Religion (expert)

Secondary Checks Deception, Diplomacy, or Intimidation

Range 40 feet

Targets the Wall of Ghosts

Duration 1 year

Pathfinder Season of Ghosts Hardcover CompilationORC