傲娇少年病娇少女
[ào jiāo shăo nián bìng jiāo shăo nǚ]
Describes contrasting personalities – 'proud young boy' who is shy and defensive but hides deeper affection while 'ill-fated (or ill-minded) young girl' suggests more unstable behavior indicative of mental health issues, often depicted in narratives involving complex psychological states or unrequited love.