Jun-ho, a vampire living in the human world as a college student, once broke a clan rule 10 years ago and now faces the threat of disappearing. His only hope of survival is to drink the blood of a pure-blooded human and become human himself. At that moment, the freshman Min-hyun, a pure-blooded human, appears before him. Seeing his chance, Jun-ho approaches Min-hyun... but things don’t go as expected.