Keyaru (ケヤル), also known as Keyaruga (ケヤルガ), is the main protagonist of Redo of Healer. On his 14th birthday, he was chosen as one of the Heroes, the Hero of Healing.

After years of torture at the hands of his "allies", he manages to break free and get the Philosopher's Stone. He then uses the item to go back four years time to exact revenge against the people who tortured him. After killing the former king, Keyaru became the new king of the Jioral kingdom, to transform it into a genuinely peac