When Oba Nobuko was six, she had fateful encounter with a shortcake which resulted in a large weight gain.

Nobuko rebounds to 78kg after she makes a Shortcake of Love with Taichi.

With perseverance and help, Nobuko loses weight again, and goes to meet Taichi.

Nobuko and Taichi are together; both secretly been taking a weight loss drug with side-effects.

Kensaku prepares a hotel for Nobuko; Kensaku plots to make Nobuko rebound.

Having rebounded, Nobuko and Taichi break up in a fight.