Another Failed Summon [Kami-Nakiri]

A young man named Hiroshi stumbles upon an ancient book of summoning spells in his family's attic. Curiosity gets the best of him, and he decides to try out one of the spells - but something goes terribly wrong! Instead of summoning a harmless creature, Hiroshi accidentally summons Kaminakirei, a powerful and sexy demoness who has come to collect his soul. Will Hiroshi be able to resist her charms and find a way to banish the demon back to hell before it's too late?