Ep. 1: Wabah Warisan Darah membunuh orang dewasa, membuat anak-anak rentan terhadap vampir sebelum upaya pelarian yang berisiko.

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An epidemic of unknown origin strikes mankind, killing all adults and rendering the youngsters at the mercy of the vampire kind. Four years later, Yuuichirou Hyakuya and his friends make a daring attempt to escape from the vampires, unaware that a mortal trap awaits them. (Source: Wikipedia)