Nacho Nieto, a journalist specialising in paranormal activity, is at a professional and personal low. After a failed suicide attempt he comes back to life accompanied by the ghost of his mentor, doctor Estrada, iconic communicator of mystery, who died more than 20 years ago.

After a magical night together, Adri voluntarily turns himself into the psychiatric institution where Carla lives.

Max is a Jack Russell dog genetically modified for criminal purposes so he is able to talk. Running away from the criminals he's working for, he is wounded, then saved by detective-wannabe Alberto, who is fire and house-hunting. They end up staying with Alberto's sister-in-law Marta and her two children. Thanks to them all, Alberto finally manages to be a detective, and he and Max establish their detective agency: Sabuesos.

An anthology film with 20 stories on the subject of words, communication, linked to one another over a 400-metre stretch: from Madrid's Lavapiés Square to the Sala Mirador. A journey between theatre and cinema, filmed in a single fixed shot running continuously over 80 minutes and half a kilometer, in Madrid's popular Lavapiés district. The characters talk, argue, laugh, cry, threaten, whisper, shout, steal, make dates, get angry with and hug one another, prompting the spectator to reflect on the immense power of words.