介绍：By the end of the 19th century, the last remaining seven of the vampire clans have spread over the whole of Europe. They are extremely hostile towards one another, but when modern times threaten their species with extinction, there is only one way of ensuring survival. Their children, the HEIRS OF THE NIGHT, must be trained together to benefit from the strengths of the other clans

介绍：By the end of the 19th century, the last remaining seven of the vampire clans have spread over the whole of Europe. They are extremely hostile towards one another, but when modern times threaten their species with extinction, there is only one way of ensuring survival. Their children, the HEIRS OF THE NIGHT, must be trained together to benefit from the strengths of the other clans

介绍：By the end of the 19th century, the last remaining seven of the vampire clans have spread over the whole of Europe. They are extremely hostile towards one another, but when modern times threaten their species with extinction, there is only one way of ensuring survival. Their children, the HEIRS OF THE NIGHT, must be trained together to benefit from the strengths of the other clans

介绍：史蒂文是自杀热线的工作人员，他接到了一个奇怪的、超自然的电话