After his parents mysteriously disappeared eight years ago, young Eric Dalaras embarks on a search for the truth and enters a frightening world. He and his sister Uma grew up with their maternal grandparents. Eric decides to leave his homeland to return to the place of his childhood, Cabo Qwert, where he wants to look for answers at the Tierra Incógnita horror amusement park, since this is where his parents were last seen. Together with his friends, his sister and his aunt, Eric must overcome his fears in order to solve the riddles that ultimately lead him to the answers to all his questions, which are hidden in a cosmos as unknown as it is dark.
Poirot attends the Victory Ball, a costume party where you are expected to dress as someone famous, as himself. However, when two members of a party of six dressed as characters from classical Italian comedy are subsequently found dead, Poirot finds himself working with Chief Inspector Japp to solve the case. The solution to the deaths of Viscount Cronshaw and Coco Courtney is to be found in determining the correct time of death and identifying an impostor at the ball. Poirot takes to the airwaves and reveals the identity of the killer on a live BBC radio broadcast.