Redo of Healer

"Redo of Healer" (Japanese: 回復術士のやり直し) is a Japanese light novel series written by Rui Tsukiyo and illustrated by Shiokonbu. The story follows Keyaru, a healer who is initially considered weak and is repeatedly exploited and abused. He eventually discovers the true power of his healing magic and uses the Philosopher's Stone to travel back in time to seek revenge on those who wronged him and to change the corrupt world he lives in. The series is known for its revenge theme, dark elements, and exploration of social issues. It has been adapted into manga and anime, with the anime produced by TNK and sparking controversy due to its explicit content. Key characters include Keyaru (later Keyarga), who transforms from a victim to a vengeful protagonist, and Flare, a seemingly kind but deceitful princess. The series delves into the complexities of power, revenge, morality, and human nature, making it a controversial yet captivating work.