你爱他入骨吗真巧我也是
[nĭ ài tā rù gú ma zhēn qiăo wŏ yĕ shì]
'Are you obsessed with him? Fun fact—I feel the same way.' It’s often used when someone has deep feelings for another person and discovers mutual understanding with strangers sharing similar passions, showing surprise, amusement, and resonance.