Silk: Martha defends a vulnerable teenager accused of having sex in public.

SYNOPSIS

A vulnerable teenager is summoned to appear in court after being accused of having sex in a popular park with two other men. When it emerges he has lied about his presence at the scene of the crime, Martha refuses to represent him, but an illicit encounter between the arresting officer and another defendant gives her cause to suspect foul play. Meanwhile, Niamh and Nick defend dog owners charged with possessing dangerous animals. Legal drama, starring Maxine Peake.