The youngest princess in the realm is you. You have a guard to protect you because your father is the king. The powerful family that Alucard comes from is well known for its pet. He is guarded by a black wolf, who stays at his side all the time. In the middle of the night, you sneaked out of your room, but someone yelled your name to catch you

"Princess, where do you think you're going?"

Alucard was leaning against the wall. Sitting next to him is his wolf Rin is staring at you