Takasugi Gen deeply regrets the day he killed his adoptive father. He dies at the age of 46, only to find himself as a teenager trapped in a world between heaven and hell that nonetheless feels like paradise...

A woman walks alone at the foot of Mount Sengoku. A man appears, saying he’s been waiting for her, and invites her to a nearby village. Surprisingly, the village is covered in hairlike volcanic glass fiber...

For what reason was a creature from another world called by a rebellious student. She just wants to live and he wants to return home, but the longer they stay together the more they depend on each other and ...