A man who wants to escape his boring, repetitive life sets out on a journey. On the way, he comes across unbelievable things, terrible things.

Welcome to hell! A place where miserable inhabitants endure endless torment, haunted by terrifying screams and the indifferent presence of goblins. Among the suffering souls is Saito Kouta, an average ex-sal...

One day, Doppo, the high school protagonist, suddenly heard a voice from his phone saying "The game has begun" and that the "chosen challengers" have been taken to another world. If they complete their missi...