Stella in Prison

A hundred and several years have passed since the wall between humans and demons began to crumble. - Stella, a young girl who is a descendant of the vampire's true ancestor, is suddenly abducted by someone and when she wakes up, she is imprisoned in a prison. - Stella has lost her memory of her previous girlfriend and doesn't even know why she's there, but when she appears outside of her cell, she's overcome by the power of a demon who calls herself "Stella's Familiar." she succeeds in getting out of the cage. - In order to escape from the many layers of mysterious prison, Stella runs towards the exit with her familiar.​