Nicholas Prosper, 18, has been charged with the murder of his mother Juliana Prosper, 48, and his siblings Kyle, 16, and Giselle, 13, who were found dead in their Luton flat. Alongside the murder charges, Prosper faces multiple firearms offences and possession of a bladed article. The incident occurred early Friday morning following reports of gunshots and welfare concerns. Prosper appeared at Luton Crown Court and is set for a plea and trial preparation hearing on December 5, with a provisional trial date set for March 3 next year. Tributes have poured in for the victims, describing Juliana as a loving mother, Kyle as a talented and creative young man, and Giselle as a caring and exceptional pupil. Both schools of the younger victims expressed deep shock and sadness over the tragic loss.