After Living Together Outside of School, My Older Sister Spoiled Me to the Sky

[No system + single female protagonist + wealthy daughter + cold female professor + soft rice but hard to eat + daily high sweetness] "Su Yu, the password for this secondary card is your birthday. From now on, the housework at home belongs to you, and you... Belong to me." [Change in painting style after living together] At school: She is the resolute and unsmiling Professor Jiang. "Student Su Yu, can't you answer this question? Stay here for private tutoring tonight." At home: She is a clingy spirit who is disabled at level 9 and will starve to death without Su Yu. "Baby, I want to eat sweet and sour short ribs, and I also want to eat the pudding you made~" [Extreme pampering] When Su Yu's identity as a poor student was ridiculed by the rich second generation, Jiang Ningshuang directly dispatched a fleet of luxury cars and domineeringly guarded her husband: "Who dares to touch because of him? I bought the shirt he is wearing, and the cufflinks were bought at the auction. Even him, I, Jiang Ningshuang, don't have it!" … The whole school thought that Su Yu was captured by the devil professor and used as a coolie. It wasn't until the ground floor of the school anniversary party that someone saw the aloof Professor Jiang pressing Su Yu into the corner. His eyes were slightly red, and his tone was aggrieved and coquettish: "Su Yu, you've been ignoring your sister for an hour. You want to kiss her..." (The female protagonist is super rich! Super protective of her shortcomings! The male protagonist is well-behaved and versatile in the early stage, which will increase the awakening of the wolf-dog! Sprinkle sugar throughout the whole process, and diabetics should be careful!)