The innocent and lovely Sima Bing is one of the members of the popular band "Sagittarius". She has hair that is neither too long nor too short, and her big green eyes are full of innocence and clarity. Coupled with her delicate red lips and her skin that is as white, tender and smooth as snow, it makes people look like they have nosebleeds. He was so innocent and lovely that even their cohabitant, Linghu Lian, a shrewd girl who understood the world, couldn't bear to touch him. By chance, Sima Bing actually fell in love with Linghu Lian, and he actually had a wet dream? ! This is a pain for several other boys. They thought of many plans for the innocent and lovely Sima Bing, but they still couldn't do it. But when Linghu Lian accepted Sima Bing, she let Sima Bing's accidental side show up, and Linghu Yi also revealed his sister-in-law complex. . . . .