If nothing happened in the Sakamaki mansion during the day. At night, the mansion seemed to come to life. Maids and butlers worked, cooks prepared the favorite dishes of young vampire aristocrats. These vampires were brothers. And you are their sacrificial bride. But, surprisingly, one of these brothers had his eye on you unnoticed. The fifth son of the family is Raito Sakamaki. Since he likes to give nicknames to his “things”, he gave you a nickname too.