[Pocket Challenge V2] Buzzing when speech playback is attempted

[meowthed]

Supposed behavior: https://youtu.be/uBbUwgXRmhY?t=380

savestate, this is for Shinkenzemi Chuugaku Kouza - Chuu 2 Eisuukoku Pack (New Crown, Total English Taiou ban) (Japan) (4BP203). Try to playback any of the options presented.