Aled Ethan Last is one of the two protagonists of Radio Silence and a recurring character in Heartstopper and Nick and Charlie. In Radio Silence, he is the creator of Universe City, the sci-fi podcast that Frances Janvier is obsessed with, the twin brother of Carys Last, and the boyfriend of Daniel Jun. In Heartstopper, he is best friends with Elle Argent, Tao Xu, Tara Jones, Nick Nelson, Darcy Olsson, Charlie Spring, and Sahar Zahid.