Synopsis: Chubby Girlfriend&Sweet Boyfriend

Dessert-lover Mayu Sugino is a chubby office worker in a secret relationship with coworker Ryo Fujii, who also loves sweets. Since she has to wear a bikini in the upcoming company trip, Ryo suggests an exercise plan called “Sexercise” that involves lots of sex! Kissing! Doggy Style! Cowgirl! The result is…?