Characters

A boy is killed at a restaurant and there are many suspects. A famous detective, Detective Mercy, brings the suspects to her mansion, where she questions each of them. Her maids and butlers are there as well, as secret officers. But, the suspects begin dying off one by one. Who is the murderer? Who killed everyone? Will they be caught or will they escape?

If wanted, you may turn this story into an animated series or a movie of some sorts. It must be credited back to me.