My Mentor Is an Assassin

I’m an orphan whom the innkeeper took in out of pity. And I thought my life was finally getting better—until robbers came to our place.
He’s a mysterious assassin, one of those skilled and merciless killers hired for the most difficult and dirty jobs. The serpent was supposed to kill me too, because assassins never leave witnesses. But fate decided otherwise.
Now I’ll have to become one of them to survive and try to find out who killed my parents. And the closer I get to this secret, the tighter my connection with my mentor becomes—and the clearer it becomes that…