Supertar, Zhuang Jun Nan aka Mar, has hit a low streak when a series of negative publicity hit maintream leaving him with no where to go and no where to live. Downizing on everything in his life, the idol must show good faith by returning to school (college) and renting a room for himself living with two very distinctive sister. Lucky for Mar, he ends up renting a room to one of his school classmates, Momo Chen. Everything turn upside down for Momo when Mar enter her simple yet peaceful life. This agoraphobic homebody suddenly grows a backbone when confronting the idol, which have some idolize fan unhappy with her.