Responses
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and the main symtpoms are "being abused by family", "thinking they don't deserve kindness and good things", "being unaware of their very apparent beauty", "having no self esteem", "thinking they deserve to be treated harshly and are a subhuman", "thinking the man that loves them deserve better", "being blind to the very obvious feelings of the ml", "being unable to stand up for themselves", "not even resenting their abusers bc they're family", "being unable to be hinest with people when it's not self deprecation" and many more
40% of fmcs are affected by this disease... side effects include incredible charm towards handsome males and unexplainable main character powers