S0E9 · Feb 13, 2011 · 60 min

In the school laboratory Adam and Christa see a tubby boy called Matt, for whom there are Missing posters. Only they can see him so he is plainly a ghost. he believes he was murdered but cannot remember who did it. As Christa and Adam ponder aloud teacher Mr Roe suggests they try Brandy Mulligan, a girl whose family has criminal connections.