Tha cas Tintin ga glacadh ann an ribe ach, le saoradh, tha e ri lorg an Dtr Muller. Tha Tintin ga fhaighinn fh猫in air ais san ospadal 's e a' tighinn thuige an d猫idh bhith gun mhothachadh. Ach, le sgilean lorgaidh Dh矛lis, tha 'm pr矛osan a' feitheamh air an dithis mh猫irleach.

Tintin's leg is caught in a snare but on freeing himself, he finds Dr Muller. He then finds himself back in hospital, recovering from being unconscious. With Snowy's detective skills, the two crooks can look forward to imprisonment.