December 31, 2016. Ana has signed up for the dinner that Guille and Ali have organized at her parents' house in the mountains. Óscar has a tense relationship with Vero. Ana has been dating Javi for about five months. While they wait for Oscar's father to arrive, they entertain themselves with a game during which all the tensions of the night will explode.

December 31, 2018. Óscar and Ana have been living together for six months and are very happy; but Ana has just been offered a job in Edinburgh and is looking forward to living there with Óscar for a while. They have invited Isabel and Fernando, Ana's parents, and Carmen, Oscar's mother, to dinner.