or he could have just left everything until he or someone was due in for work and that would have been the first time he knew anything about what happened. surely if he was planning it he would have done that? doesn’t make sense to say his dad called. or are we assuming he would have been the first to arrive on scene and that would have immediately brought suspicion onto him. although i don’t see how as they never found the clothes he was wearing etc so the evidence would t have been there