This Awareness indicates it does appear there was foul play. It appears there was some conflict between this entity Kurt Cobain, and someone whom the entity angered.
It appears it was related to both drug is on the part of the entity who perpetrated the murder, and also the belief by the perpetrator that this entity had in some way wrong him.
It appears there may have been some jealousy relating to a girl or girlfriend or wife the murderer felt was involved with this entity. It does appear that there was some belief on the part of the one who murdered him, that this entity had seduced his girlfriend or wife. A mate whom he became jealous of which enraged him against Kurt Cobain.