The unnamed protagonist lived a miserable adulthood, often due to bad choices, betrayals, or a fatal flaw in his personality. Just as he reaches his lowest point (or dies), he finds himself back in elementary or middle school.
With a newfound sense of purpose, our protagonist sets out on a journey of redemption. They realize that their past actions can never be erased, but they can work to make amends and find a way to coexist with the living. Along the way, they encounter various individuals who teach them about the value of kindness, empathy, and forgiveness. gaki ni modotte yarinaoshi
: He is physically transported back into his younger body but retains all his adult memories and bitterness. Instead of seeking a peaceful life or genuine redemption, he uses his knowledge of the future and his adult consciousness to enact revenge on those who bullied him, starting with his neighbor and her mother. Key Characters The unnamed protagonist lived a miserable adulthood, often
