"Brother, teach me how to play yoyo ball"
"No"
"Brother~brother~"
"No"
"If you don't teach me, I'll tell mommy you lost me."
"... Okay"
——
"You don't want me anymore. Have you never regarded me as a sister? Have you always thought that I am a burden? So, from now on, my name is Lin Xin. I am not your sister, and I will never be! Please don't mention me in front of others in the future. I hate you!!!"