When a maiden turns 19 or 20, they are sent away to be with The Demetriou family beyond the Doram mountains. But none of the girls have returned from their stay. Eirisse Salacia had never thought she would be next to be with The Demetriou family, just to be some blood donor to give to the immortals at their castle. But she is determined to fulfill that duty while having some fear in her heart. But she never expected that she would fall in love with The Lady of the Schloss. Will she fight her temptation or succumb to it?