有种深情叫男二号有种痴情叫女二号
[yŏu zhŏng shēn qíng jiào nán èr hào yŏu zhŏng chī qíng jiào nǚ èr hào]
'A Deep Affection Exists as the Second Male Lead; A Passionate Love Exists as the Second Female Lead' refers to the notion that in stories or real-life scenarios, side characters who are not protagonists can have profound emotions often overlooked but very touching.