usually , i 'm not dealing with a ghost who looks just like you , who i just found out is your sister , and i do n't know if you even know she 's dead . `` they turned off somewhere , '' he said . `` maybe we should try searching his office ? '' i slap my hands against his chest in an effort to keep him from sticking the landing . the friends never tried to hide their new hobby from their classmates , so the game quickly spread beyond their group . 