ms. morphy's house. bennett, stay here and protect ms. presbury.ng] [ominous music] ♪ he's aiming for that balcony. >> it's locked. >> then we must house break. [dog barking] go up, watson, go! [monkey screaming] [glass breaking] >> stay away. please, stay away. [dog snarling] [screaming] >> it was a close thing. just missed the carotid artery. >> is he all right? >> he'll live. >> a reformed man, i have no doubt, after his experience. my dear lestrade, i quite intended you to have the credit, but to complete the case against dorak, wilcox, and jenkins, you'll need this. >> here is the incontrovertible proof. those animals you've rescued from degradation were stolen for the sake of their glands. >> the animal extract to be sold at enormous profit to those foolish or desperate enough to imagine that a course of serum could restore their lost vitality without any other effects. >> i am grateful to you, mr. holmes. thanks to you, we've traced the evil to its source. >> perhaps. but poor presbury. when one tries to rise above nature, one is liable to f

ms. morphy to be entirely appropriate. jections to the marriage? >> the professor is a respectable widower. >> and a wealthy man. when may i call? >> call? >> to view ms. presbury's window. to determine for myself its accessibility or otherwise to an intruder. shall we say 11:00 tomorrow morning? >> professor presbury will be at his college. >> that's of no matter at present. my enquiries are purely logistical. >> i have never had any secrets from the professor. >> mr. bennett, let me refer you to your first question, which you have, in fact, answered. you're more inclined to ms. presbury's party than you are to your employer's. >> yes, yes i dare say. >> thank you. good day. good day. >> holmes, you're prying into the affairs of a perfectly respectable family. >> why is bennett so reluctant to tell the truth? >> loyalty. it's as plain as a pikestaff. >> let us hope so. >> yet he wrote to me under duress. do you notice his handwriting? the crossing of the "t"s with such deep indentation? and then upon his arrival, his endea