Small-time dealer Tony is shocked when one of his regulars dies of an overdose after he sells her drugs. Tony needs to cover up his supply trail to make sure his wife and family aren't affected by his criminal behaviour. Pregnant Maya Rosetti convinces her partner Clement to help her solve this conundrum.

Lisa Ferrer, an ambitious young exec at a pharmaceutical company, goes missing after experiencing complicated workplace conflict and mental health problems. Newly appointed judge Leo Etchegarray joins the police team for the search, albeit with the frustrated acquiescence of Commander Amar.