Ben, a young Irish boy, and his little sister Saoirse, a girl who can turn into a seal, go on an adventure to free the fairies and save the spirit world.
After an entity of mysterious origin annihilates the world's population causing those who observe it to take their lives, Sebastián and his daughter begin their own great adventure of survival in Barcelona.
In a not-so-distant future, tech giant Pegazus offers couples the opportunity to share their pregnancies via detachable artificial wombs or pods. And so begins Rachel and Alvy's wild ride to parenthood in this brave new world.