After Living with Her Autistic Sister, She Seems to Have Learned Something

[Single heroine + contrasting sister + redemption + 1v1 + pure love + funny and easy] Li Yubai has a cool and well-behaved younger sister Luo Zhiyu. I have had severe social anxiety since I was a child and have also suffered from depression. But there is only one exception for such a cold girl. ——Only willing to talk to him. Until the two of them moved in together... Look at the girl who is drinking water obediently. Li Yubai: "I fell in love with you..." "Pfft——" Luo Zhiyu spat out a mouthful of water. … At night, Li Yubai returned to bed, only to find that the bed was warm. Luo Zhiyu's face was expressionless, but there was love in her eyes: "Brother, I'm a little hot, you have to be responsible..." Li Yubai was speechless: "... What I gave you to drink is normal water!" "... I was joking just now, come and chat with me." "." Li Yubai said. Just... "Hey! Chatting is just chatting, what do you mean by grabbing my Antarctic man?!" ...