Masamune-kun’s Revenge

🇯🇵政宗くんのリベンジ · Masamune-kun no Revenge

MangaShounenFinished🇯🇵 First published in 2012ComedyRomance

Hazuki Takeoka story · Tiv art

As an overweight child, Makabe Masamune was mercilessly teased and bullied by one particular girl, Adagaki Aki. Determined to one day exact his revenge upon her, Makabe begins a rigorous regimen of self-improvement and personal transformation. Years later, Masamune reemerges as a new man.

Synopsis via AniList