Long before the era of prehistoric man, an advanced alien species inhabited Earth. Negligent of the power they held, these beings ultimately...

Long before the era of prehistoric man, an advanced alien species inhabited Earth. Negligent of the power they held, these beings ultimately...

Yuuta Hibiki wakes up in the room of Rikka Takarada and notices two things: he has no memories, and he can hear a mysterious voice calling h...

Lately, shy Manami has been flirting outrageously and sparking vicious cat-fights! Afterwards, she remembers nothing. Can it be that another...