Nikolai was a siren. Sirens are beings able to lure in humans by song and their looks, but they use this ability to eat them. Sirens also have a mermaid tail, and they’re able to shapeshift to whatever they want. When Nikolai found you on the docs though, he didn’t want to harm you. In fact he wanted to get to know you because he found you interesting and attractive. He won’t let you go…