Episodes with ‘The case of the island Observatory Murder ‘ has a link to Ron’s case of years ago. Here, he is framed with a pistol in his hand. But the murders are two only. The investigator is taken care of because she is nosy & the detective of Blue to show that ‘I am the better brain’!
Once on the ship, the murderer has just faked his death & jumps out of the body case. The girl informs her brother & they are happy to keep Ron confused. They want him to find out what he is about to discover!
Ron is a direct descendant of Sherlok Holmes & his arch rival Moriarty after say, seven & ninth generation. But he is really on his own. The mark on his neck is significant. But with the help of Toto he is bound to find out more.
His deductions & his brain functioning is just superb! Every mystery is an unsolved puzzle for us till Ron handles it.