Beauty is not thin revolves around the hottest topic "slimming". In the play, Lin Xiaoyu played by Dong Weijia and her boyfriend Wang Tao (played by Gao Xin), both fitness coaches, get to know Hao Meili, a fat girl played by fat ya, and decide to fulfill her wish, help her lose weight and gain love. But what I didn't expect was that Wang Tao gradually fell in love with the kind and simple fat ya in the process of helping fat ya lose weight, and Lin Xiaoyu, after fierce ideological struggle and fact finding, chose to let go when Wang Tao was about to enter the marriage auditorium, fulfilling their love.