The character becomes ethereal, along with the character's
equipment. The character enters a place called the Ethereal
Plane, which overlaps the normal, physical, Material Plane.
When the spell expires, the character returns to material
If the character ends the spell and become material while
inside a material object (such as a solid wall), the character is
shunted off to the nearest open space and take 1d6 points of
damage per 5 feet that the character travelled.