Black Rat (2010)
Six classmates receive an email from Asuka, who they thought had committed suicide, asking them to meet her later that night. But when they are attacked by a girl in a rat mask, the students realize that someone is out for revenge!
Six classmates receive an email from Asuka, who they thought had committed suicide, asking them to meet her later that night. But when they are attacked by a girl in a rat mask, the students realize that someone is out for revenge!