A series of vicious home invasions in Belgium and Germany have escalated in violence. In Belgium, the entire family has been brutally murdered. The team applies their unique talents to assess the evidence at the crime scene including some bloody boot prints, ID'd by Sebastian as those worn by the infamous Kavalier Motorcycle Club, a well-known German biker gang. Going deep undercover for the first time, Sebastian will join the gang on their next job. When the team figures out the real motive of the gang, to fix a drug deal gone bad, they need to get to Sebastian before he is killed.
