It's Anna's birthday. To celebrate, young Martini gathers relatives and friends, including Valerio and Geko, at her house. At the end of the evening, Lele confesses the truth about Valerio and the paternity test to Libero, Enrica, Sara, Lorenzo, and Maddalena. Lele is determined to tell Anna the whole truth about Valerio, but he can't find the right moment to broach the subject. Meanwhile, Sara and Lorenzo are invited by Federica, Andrea's wife, to the same beach resort where Sara and Andrea spent their wild night.