Hiiragi-san Chi no Kyuuketsu Jijou Hiiragi-san Chi no Kyūketsu Jijō

También conocida como: 柊さんちの吸血事情 · A Vampire Family Days · Everyday in a Vampire Family · Hiiragi-san Chi no Kyūketsu Jijō · Hiragi-san's House of Vampires · ผีดูดเลือดบ้านฮิอิรางิ · 히이라기 씨네 흡혈 사정

Yuuta has never had a family and lived his whole life in an orphanage, until the moment he suddenly got adopted by the Hiiragi family. He reluctantly accepts the offer and goes to live with them without knowing what to expect from, all of the sudden, having a big family. Expectations are dashed as he finds out this family's secret...