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[Slytherin sister x drag brother] "I heard that you are very cool." "What, you want to compare with me?" Brother Yan didn't expect that a person could be more attractive than him?! -- This is a daily routine of Slytherin dragging his brother and his sister together. Note: 1. The heroine Si teaches her daughter. 2. The heroine is not Cassandra. 3. Cp Xiaolong. 4. The heroine drags her sister, similar to the evil daughter of a rich family (???), Slightly aimed at Harry. 5. Slightly Mary Sue.

[Funny and poisonous Xie Xie x cold and rational Wu Longyue]