原谅我对你冷漠我只是配角
[yuán liàng wŏ duì nĭ lĕng mò wŏ zhĭ shì pèi jiăo]
The phrase 'Forgive My Indifference Towards You, I'm Just a Side Character' conveys a sentiment of detachment or self-awareness of one's position in someone else's story. It suggests the user feels secondary in importance and hence behaves coldly towards others.