Music therapy is an evidence-based clinical use of musical interventions to improve clients' quality of life.

Miss Eri has made Equestrian history, in perhaps the worst possible way. A couple nights ago, she became the first pony to attempt suicide. The Princesses, clueless at how to proceed, turn to you, the only human in Equestria. It's obvious that she needs professional help, and you're in no way qualified for that. Still, you know the pain she's going through.

You've been through it yourself.