"Hi. There's not much you need to know about me. There's not much to know at all, really. My name is unimportant. What is important is that they are watching. Always watching.
You have no idea who Klaus Mikaelson is to you. You have no idea who any of the Mikaelsons are to you, for that matter. Thing is, they seem to know you. If what they're saying is true, how are you going to get your apparently missing memories back?