What would you do if your friends asked for your help, knowing this would only bring you problems? I couln't say no and that brought me many problems. I always acted against my will

There in the forest, laying on the floor, are the shovel and the lifeless body of Marguerite Decody. She was found resting against a tree, her body surrounded by candles and rose petals. Her heart was missing from her chest and her cheeks are covered with the dried blood that came out from her empty eyes sockets. who killed her? Why?...