Step 1: Understanding the Question
The question asks for the total number of burglars or thieves featured as characters in the story "A Question of Trust".
Step 2: Recalling the Story Details
The protagonist, Horace Danby, is a locksmith who commits one burglary each year. He is the first burglar. When he attempts to rob a safe at Shotover Grange, he is interrupted by a young woman. This woman pretends to be the lady of the house but is actually another thief who tricks Horace into opening the safe for her.
Step 3: Detailed Explanation
The two characters in the story who are thieves (burglars) are:
1. Horace Danby, the protagonist.
2. The young lady in red, the antagonist who outsmarts Horace.
Therefore, there are two burglars in total within the plot of the story.
Step 4: Final Answer
There are two burglars featured in the story: Horace Danby and the lady in red.