They were going to hold a charity-gala at Trestles, but Acton wasn't one to want a passel of strangers tromping around his ancestral estate and so Doyle was rightfully suspicious; he must have some plan afoot-something to do with the Song case, which had gone cold even though there was a mighty fortune hanging in the balance.
Stranger still, the charities were going to put-on that famous Sherlock Holmes story-the one with the horror-hound-and Doyle couldn't help but notice there seemed to be a lot of parallels to current events, what with unknown heirs, and a tightening web of unnatural goings-on. . .