Yuki was just at home sleeping when all of a sudden he is in a school for demons due to an student exchange program. He has to be here for a year which should be easy but he keeps hearing a voice that calling out to him. Now he is involve in a whole demon family drama. Now he has to deal with this while making sure he doesn't get killed by any demons. His luck is just so bad. . .
Summon from another world Masato is without his memories. He obtained a sacred treasure after protecting a stranger from an attack from an Stray Transient. Now they are apart of game that could hold the secret to figure out who is he. But there are people pulling the game in the shadow and people who are after him for reason he doesn't know.