The Siren's Song- For Piper McLean, charmspeak is easy; as easy as it is for Jason to fly, or Hazel to summon gems. And yet, for Annabeth, charmspeak should also be logical; everything else has logic behind it, why shouldn't that? So when Piper is coerced into giving the rest of the seven "charmspeak lessons," none of them could have realized what happened. After all, Sirens are from the sea, right?