A single mother enlists the team to look into the potentially demonic ways the viral app TipTop is terrorizing her family.

Liza worries about her daughter’s online activities, Kelsey’s relationship with Jake crosses a professional boundary, and Josh contemplates a long-term decision.

When a virus causes the machine to malfunction, numbers are issued irregularly; the team searches for an extremely elusive tech millionaire.

A young woman is found murdered in a hotel and the evidence leads to a medical student.