Masamune-kun's Revenge Vol. 10

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. Handsome, popular, athletic, and with perfect grades, Masamune-kun transfers to Aki's school and is unrecognisable to her. Now, Masamune-kun is ready to confront the girl who bullied him so many years ago and humiliate her at last. Revenge is sweet!