The Anime Lad
Jun Naruse believes careless childhood words tore her family apart, and her ability to speak has been sealed away. At school, she is placed on a community outreach committee and cast as the lead in its musical. The assignment requires, inconveniently, communication. Singing regulations remain unspecified.
Gigguku
Jun has hidden from words for years, then school hands her the LEAD in a musical! That is not a gentle invitation. It is a collision between everything she fears and a stage built for expression, with no easy guarantee that singing will feel different from speaking.
Father's Basement
The egg-fairy metaphor states Jun's trauma with very little ambiguity, and casting her as the musical lead pushes the setup hard. The useful tension is concrete. A public performance requires words from a girl who believes words cause harm, and the premise does not owe her an easy cure.