[ We'll see about that, kid. >:( ]

...An uncommonly bloodthirsty response for someone your age. But I am inclined to agree.

[ And if the selkie opts not to do the honours herself, well, he's sure the others won't object to him drowning the man in the sea, right? An equally fitting punishment for tearing that woman away from it. ]

Do you know how to use a weapon? I would not be surprised if the man chooses not to come quietly.