In the Invincible lore, there are several profound, heartfelt stories about redemption. The Prime Video series, for example, is dissecting the most popular one: that of Nolan Grayson, aka Omni-Man. Admittedly, he did have a huge journey in terms of atonement in the source material, returning to fight the evil Viltrumite Empire after betraying his wife and son.
Source:https://www.cbr.com/invincible-omni-man-redemption-story-better-image-comics/