 Nikabrik and Trufflehunter lead Caspian to a gathering of the old Narnians , where he convinces them to help him win his throne so he can return their land . They meet the Pevensies and Trumpkin , and all journey to Aslan 's How . Peter decides they will attack Miraz 's castle , rejecting Lucy 's advice that they wait for Aslan to return . 
