Because I like you

Riria's recent transfer to a new school has introduced her to an array of peculiar individuals flaunting dubious capabilities, among them are fanged vampires and the offspring of a snow fairy, a snow devil. Surprisingly, Riria's own secret ability unveils itself - she's a demon that leeches life energy through a simple kiss. Furthermore, the story features two additional plotlines and the one-shot titled "It's Fate, That's Good Right---!"