After she tragically loses her mother, Cassie turns to street fighting-but she soon learns that the biggest fights happen outside the ring. ***** Seventeen-year-old Cassandra Haynes has never been one to follow the rules. Constantly on the brink of expulsion at school, she doesn't care what anyone thinks about her. But when tragedy strikes and she is left alone to care for her little sister, Cassie needs to find a way to survive and quick. Without telling a single soul, she moves to the next city over and turns to the only thing she knows--the illegal sport of street fighting. As her fights get grittier and more dangerous, Cassie finds out that there are even more people out for her blood. She'll do anything to protect her little sister and some people are about to learn the hard way. Content and/or Trigger Warning: attempted suicide in Chapter 2. [[word count: 70,000-80,000 words]] Link to the sequel - https://www.wattpad.com/story/29778845-the-mystery-fighter-ii Cover designed by Ren T