To police have the right to do this.plz help im in danger?

ok heres the problem there was this guy on this website and he was like obsessed with me told me he loved me and everything..he said he ODed and the police were going to arrest me for causing it. they said i would have to make things better and they may drop the case i have a feeling its just this creeper doing it to me so is it possible that they can comeand arrest me? plz help if this is tru im going t jail if this isnt idk