Marcus Farrell is the supposed father of Mahad and Lena. He owned the ship Hyperion after supposedly stealing it from the Sphere before the series started. He was part of and leader of the pirate rebel group that opposed the strict taxation of water and was seen as an important part of their leadership and a hero to the downtrodden under Sphere before he went MIA. He was described as the greatest pilot in Skyland. He went missing when Lena is a baby and is presumed dead although he is often referred to as simply"missing" by his family. He is a non-seijin.