a mechanical noise by the door caught my attention , making my pulse jump . peter pushed his chair back and stood up . unable to explain , he shook his head . i do n't trust that he wo n't hurt her . he was n't even mad at her ! `` what to look for i can not say , for i have no idea . back home mum listened to lawrences adventures , smiling happily at his imagination . chapter three `` are you sure this is the right ship ? '' 