the question of trust

This is a story of Horance danby. he is successful in there business of locks making. he have a rich hobby of reading books. so he crack one safe every year and  they had suffering of  hay fever. this year horance studing a house at shoot over grange. they studied that family members are in London so he make a plan to rob the house. they hang bag of tools on his back. they know that servants are gone to se movie. thry will back after 2 hours. So they jump the wall and came inside the house. they started sneezing because of hay fever. Now they listen a voice coming from doorway they saw a young lady wearing a red dress. she say you can cure this disease. she said she is calling the police. horance scared now they start requesting her to let go him.

the lady said she can forget all the thing if you can open the safe for her because she forget the key combination. horance open the safe for his freedom and go from there. 

But after two days horance get arrested for rober on shoot over grange. he tell the police that he open the safe for a owner of the house. but horance get shocked to see the real owner of the house is 60 year old women. Now horance is in prison and understand that how a young lady trick him