Sister, I'm Good, How About Breaking up with My Brother?

[Second Person | Pure Substitution | Original Otome | Male Pure] Fake tenderness | Disguise | Crazy comments | Possessiveness | Blackening | Forced love | Scheming. —— You are a college student. You thought that your college life would be nothing special. But unexpectedly, two things made everything different. The first thing is that you and Shen Siyan fell in love. ​And the second thing is... —— Because of an accident in his childhood, Shen Siyan has always felt guilty for his younger brother and loves him very much. Whatever he wants, Shen Siyan will give it to him. Except this time. "Brother." Shen Siyu's eyes were red, tears falling one by one, "Can you give me your sister?" Shen Siyan was standing in front of the window. Hearing this, he turned around and looked at him. Then, he smiled, his eyes cold. "Si Yu, you can steal anything from your brother." "But she can't."