A Dangerous Place by Jerry P. Jacobs

6.20

When Ethan's older brother Greg is found dead, the police rule the case a suicide, but Ethan suspects foul play stemming from Greg's recent involvement with a martial arts team called the Scorpions. Ethan is also accomplished at martial arts, and he determines to join the Scorpions as a means of learning what really happened to Greg. - Written by Michelle Sturges