Hana to Himegimi to Akuma no Vivian
花と姫君と悪魔のヴィヴィアン
A devil named Vivian harbors hatred for humans due to their tendency to betray him. When a girl enters his forest seeking him out once more, he tests her by playing cruel pranks, hoping she will abandon her quest. The question remains whether her apparent innocence is genuine or a deception meant to betray him.