Hamlet Act IV, Scene vi Summary

Inside the palace, Horatio runs into some sailors carrying a letter to him from Hamlet. Hamlet writes that his ship was attacked by friendly pirates, and after a bit of a squabble, he ended up being the only person "taken prisoner" by the pirates.
Hamlet asks for Horatio to see that some letters get safely to the King and Queen. After that being done, Horatio should set out to meet Hamlet.