Disappointed, Luna helps Michel. Flora and Celina have sex. Otto makes important discoveries about werewolf blood. Barbina finds Flora's behavior odd and returns to town.

Otto tries to sabotage Carol's experiment. Celina tests the new serum. Martín makes a proposal to Luna, who makes a decision. Worried about Flora, Barbina goes to see Celina.

Carol and Juan celebrate Luna's return to the chalet. Socorro asks for help at the school in her search for Barbina. Luna goes looking for Michel. A tragedy rocks the town. Michel confronts Celina.