Mia Costa

Mia Costa is an Italian high school student who appears as a lodge guest during the Highland Lodge Serial Murder Case. Known for her gentle nature and keen sensitivity to those around her, she demonstrates a composure far beyond her years amid the panic triggered by the string of killings at the lodge. As a person directly connected to the case, she finds herself caught up in the schemes of the Moriarty family and becomes someone that Ron Kamonohashi is determined to protect when the truth finally comes to light.