After detaining the killer it seems that Marina will be forced to give up her dream of becoming a cop, but thanks to Castaño the case is reopened. Together they conclude that the killer is still on the loose and the cops propose a plan to catch him: host a masked party for the clients of the House of Water.

• Ramón Campos
• Gema R. Neira
• Teresa Fernández-Valdés

• Andrés Velencoso
• Sara Sanz
• Adrián Ríos