The lyrics are from the song "I Know You Don't Love Me".

According to Kuwo Music query, the lyrics are "I know you don't love me, but I'm still persistent for you, I don't want to let you go like this, I know you don't love me, and Why pretend to be sad?"

"I Know You Don't Love Me" is a song sung by Wei Zai and Ge Zixi. The lyrics describe a mood full of doubts and helplessness about love.