Sophia, a young girl was at the funeral of her mother. She met a nice young man that she had never seen before and after the service they spent a bit of time together. Then she got busy with other people and she did not get his name or phone number before he left. She made every effort to find him, but no one knew who he was or how to contact him. A few weeks later her older sister dies and the police suspect murder. Who killed the sister?