Inaccurate?

Manifest Desire

(Heroes of Horror)

Illusion [Mind-Affecting]
Level: Oneiromancy 4,
Components: V, S,
Casting Time: 1 standard action
Range: Close (25 ft. + 5 ft./2 levels)
Target: One living creature
Duration: Concentration + 3 rounds
Saving Throw: Will disbelief (if interacted with)
Spell Resistance: Yes

The target's greatest desire appears before her in illusory form for all to see.
Interaction with the image allows a Will save to disbelieve.
Many casters use this spell simply to learn the subject's greatest desire, not caring whether the illusion deceives the subject.