Natsuki Haibara

Driven by deep regrets over a monotonous and colorless high school experience, this socially anxious college senior finds himself unexpectedly transported seven years into the past. Seizing this rare opportunity to rewrite his history, he vows to transform his adolescence into a vibrant, unforgettable journey. However, as he actively pursues a more colorful life, he remains completely oblivious to the incredible new abilities and high-level talents he has gained during his sudden time leap.