ike a! sina kama sin pimeja. o sina kama pona pilin.
I suppose the linja is lon anpa lawa, neck, not lawa proper (sounds like a headband, though there is an old torture device, ....)
could say ' tawa weka e sama' as well. I do hope this is not truly autobiographical.
tp was supposed to be the language of good feelings and hope and was once used to cheer up depressed teenagers in Canada. You have shown that it need not work that way, which is good to know, but very worrying. I like your sex tales better.