一个吉普赛老妇人看了阿道克船长的手掌后预言将有麻烦发生。事实上，在麻烦来临前，丁丁、米卢和船长很难得地在家休闲。而卡斯塔菲尔的不请自来，引来了媒体的强烈关注。但期间，卡斯塔菲的绿宝石失踪了。丁丁为了查清这件事使出了浑身解数，终于发现了一个奇怪而“清白”的贼，从而洗清了吉普赛人所受的怀疑。

The classic graphic novel. When Tintin and Captain Haddock happen across
a community of gypsies they invite them home . . . just as Bianca
Castafiore, the famous opera singer, decides to visit Tintin. It's chaos
at Marlinspike Hall, and then a precious emerald goes missing!