Nuria Pradas brings us a sharp novel about the dangers of social media and mental health.Mia and Greta are best friends. They've known each other since high school and now share a flat in Barcelona. But one night after partying, Mia can't take it anymore and with all her rage she shouts at her friend: "I wish you would die right now". What happened? How could they end up like this? The next day, Greta's lifeless body is found. Mia doesn't know what to do and is also in danger. Who has been following her?A thrilling novel about everything we hide.