An ordinary walk home from school turns into an epic journey for Usato. After suddenly being dropped into another world with two fellow students, Usato learns he was summoned there…

A 34-year-old hikikomori is kicked out of his home by his family after the death of his parents. After his eviction, he saves a group of teenagers from being killed…

It has been 800 years since the incredibly fast and powerful gods of battle known as the Idaten had sealed away the demons after an intense battle. Now, that battle…