On a cold winter day, Toko gets dumped on her first date because of her weight...

As she staggers through town in shock, she bumps into a man and sprains her ankle.
Thinking her night couldn't get any worse, she's taken care of and comforted by the hottie who knocked her down?to the point where she starts crying.
A few days later, Toko decides to get in shape. As it turns out, Aoi, the handsome man from the other night, is a personal trainer. Toko decides to take him up on his offer to help her get in shape!
Though Aoi doesn't show any emotion, he's kind and great at his job. It also helps that Toko's got a thing for muscle-clad hunks...

An inexperienced personal trainer with a biting fixation and a chubby woman who loves muscles train and diet together in this charming romance story!!