Professor, Your Student is a Succubus Episode 9

Vivian, a young succubus hiding her true nature, makes a contract with gifted student Adrian, but his cold refusal of intimacy leaves her magic dangerously low. When Professor Christian saves her, her secret is exposed, and Vivian breaks the contract to turn to him. Now Adrian, consumed by jealousy, pulls her into his arms mid-lecture. Whose prey will she become?