凉情凉心姑娘无毒不侵
[liáng qíng liáng xīn gū niáng wú dú bù qīn]
Combining two themes; first indicating that this is a girl characterized by cool-heartedness and detachment ('cool' or 'chill' feelings), which implies she has cultivated an uncaring attitude or cold emotion towards affairs. And the second part follows similarly with being untainted and impervious to emotional harm (non-toxic).