Harry finds an enchanted diary, owned by a former student named Tom Riddle, which shows him a flashback to fifty years before, where Riddle accused Hagrid, then a pupil, of opening the Chamber.
Harry finds an enchanted diary, owned by a former student named Tom Riddle. When Harry writes in it, the diary responds, showing him a flashback to fifty years before, where Riddle accused Hagrid, then a pupil, of opening the Chamber.