Valerie takes Al on the Letherbridge Sprite Trail, with an incredibly valuable prize at the end. Princess has an important meeting with Bear and the partners, and when a vulnerable homeless man claims to have been assaulted by killer robots, Rob and Emma search for the truth.

Valerie supports Al as he faces his greatest fear, while Karen helps Bear deal with the Scarlett situation. Emma witnesses the pressure that the police are under when she tries to help a young PC returning after a suspension.