Tess accompanies her boyfriend Leo to a live event in a disused factory in the hope of healing their relationship. When the group starts the factory's old electrical system, a supernatural force is brought to life.

Indigo starts behaving strangely and Tess meets a threatening man who has entered the factory. Leo does not believe her and the rift between them grows. Tess also receives courtesy from an unexpected source.

Indigo is gone and the gang is frantically looking for him. At the same time, the friction between Tess and Leo is growing. Someone seems to be sabotaging the factory and Domenica goes down into the culverts.