I hope you realize what you've done, right? This calls for a story written from two perspectives.

The A side would be Kasia, still in funnyland, side B would be the objective camera feed.

Maybe alternate?

A: Kasia was a goddess of pleasure in death, and she judged many worthy and unworthy. The thunder rang from her hands, sending the weak into fountains of agonous joy.

B: Kasia picked up the glock, babbled sometimes incoherent about "eternal painful pleasure", and shot a few people. The blood sprayed *everywhere*