Konstantine

Konstantine Artecelli. A well known skilled assassin. A made man. He's the king of the underworld society. Everyone fears him, even just hearing his name. He's the he-who-must-not-be-named. 

He killed countless people; People who thinks they could outsmart him. People who were once his assignments. People who betrayed him. 

Konstantine doesn't believe in love. He doesn't even know the words possessive and jealousy until her, until Tatiana Sandoval. And now that danger is coming for her, Konstantine will make everything in his power to keep his Tatiana warm and safe. 

But, who really is Tatiana Sandoval?