The magician guides the target of the spell into viewing an alternate possible life the the target may have lived (or is living in an alternate existence).   The spell will give the target of the spell an insight or knowledge that will be of importancee to the target (even if ze doesn't recognise this yet). This may include but is not limited to an image, cryptic message, include the action/thoughts another being, knowledge or the sudden understanding of motive.   After the spell ends the target will have vague memories of what ze experienced.