ZIZG-018 [TH subtitle] Sex Toy Helping Sensation Used to play as a Kaho Kasumi Synopsis Kaho Kasumi in the world of spaceships, she is Rei Bishit. The woman who provided sex to everyone on the ship. She was instilled with the idea of a sex and subjected to brain experiments. When the experiment did not work. She came back to herself, and was shocked by the natural way they comforted her, so she became addicted to experiments.