“It seemed to be a normal day at Gray Bay. While law student Lisa was doing her part-time job in a pizzeria, an experimental project had made great progress in a research facility on the other side of the city, but later it was not proceeding as the researchers were expecting...”

“Delilah is an ordinary school girl who accidentally discovers an old mansion on a rainy night. As her exploration in the mansion continues, she finds many mysterious phenomena that can't be explained. In this mansion covered by ashes, what's the secret hidden deep underground?”

“A mysterious meteorite from deep space was detected approaching the Solar System, before the meteorite is due to hit the Earth, three of the girls who had their bodies modified as weapons are sent, along with all the hopes of humanity, to destroy the meteorite and save mankind...”

“This is an isolated town, a town of memories that have been forgotten by its people. However, this small town has not been quiet and peaceful since the murders began... Time passes by, where are the sinful spirits going? Are my memories reality, or just a dream?”