Irina & Stefan
Enemies to lovers
Forced Proximity
Vampire
Forbidden Love
Journey to the underworld

Irina finds herself making a deal with Stefan, help her on a journey to the underworld to retrieve her sister's soul and he can drink her blood in exchange.

My teenage self was obsessed with vampire books so as soon as I saw the blurb for this one, I was intrigued! 

This is different from anything I've ever read before but I really enjoyed it!