>>44032122>>44032119It's likely related to her trying to get her ADHD treated. Mumei already had sleep issues, but she mentioned she's gotten some new medication reently. ADHD is treated by taking stimulants (uppers), which can prevent you from getting sleep unless you're also prescribed a depressant (downer) to take before bed. Until you find the right medication and dosage for both, her brain might literally be unable to tell herself to sleep.