凉心凉情菇凉百毒不侵凉情凉心菇凉早已绝情
[liáng xīn liáng qíng gū liáng băi dú bù qīn liáng qíng liáng xīn gū liáng zăo yĭ jué qíng]
The user might believe themselves to be unaffected by emotional wounds due to repeated pain and heartbreak in relationships, which made them apathetic toward emotions, almost like having immunity to any poisons.