我不二情你花心
[wŏ bù èr qíng nĭ huā xīn]
This could mean 'I am not two-timing; but you are a flirt' or 'my devotion doesn’t match your fickle heart.' In the context, it appears someone is addressing infidelity and emotional inconsistency from their loved one while maintaining their own faithful position. The user seems to be pointing out unfair or unjust actions taken by others towards them.