After what appears to be just another ordinary day, middle school student Yoshio Kobayashi wakes up in his classroom to make a terrifying di...

After fleeing from Rumble Town, Seth, Doc and Melie are back at the Artemis Institute. Thanks to Alma, Seth learns more about Piodon, his my...

After fleeing from Rumble Town, Seth, Doc and Melie are back at the Artemis Institute. Thanks to Alma, Seth learns more about Piodon, his my...

Nemeses—powerful and mysterious demonic entities that fall from the sky and vaporize anything they touch. The only ones who can combat the...