Penelope Mouriki, a janitor at the Homicide Division, stumbles upon murder details while cleaning. She swiftly spots and corrects errors on the crime board.
Penelope and Argyris' relationship is better, with fewer fights. A murdered surfer leads to a young witness confessing due to past abuse by the victim. A girl makes a similar claim, but Penelope remains skeptical.
Penelope is concerned about Kalatzis' aloofness during their inquiry. A young artistic skater is fatally hit by her own car. The lone witness, a blind girl, offers sensory evidence. The case, however, appears to be reaching a dead end.
