Diabolik Lovers: Haunted Dark Bridal

Yui has to go through a tough time while living in a mansion of six vampire brothers who hate each other. Besides Yui being their 'sacrifice' bride, there is another chosen one before her who is their childhood friends, especially Shu's. However, this bride who is a misfortune due to what she is, a hybrid. Her name is Hana Hiwatari and she is in the same situation like Yui