Ayane is an office lady in her late 20s who's currently dating a hottie from a partnering company. It's her first passionate romance in a while but he seems experienced with women and she finds herself feeling very anxious in the times they're not meeting up. She even worries when there's no contact from him...

When she went on a girls night out to distract herself, that's when she received a severe warning from her friend. That there's a need to choose romantic partners like how they should be eating healthier food now that they're getting older... Despite understanding that, she can't accept it since the taste is just too thick and delicious that she just can't help but become addicted to it!

However, she later learned that her boyfriend is married. Her affair later became an issue in her workplace and she lost both her job and love. Ayane began to hole up in her room and became overweight from binge-eating junk food...

Will Ayane ever be able to recover from this...? This is the story of a woman with a menacing amount of body fat and her pursuit of happiness.