在紧急时刻，血袋成为生命之源，传递着无私的爱与希望。曰本变态bdsm色虐七v

　　A monster stalks the corridors of an abandoned mansion, targeting those curious enough to find themselves inside. Two friends break in and discover that all exits have been sealed off. The creature that hunts them is growing hungry for their blood and there is no escape…