URL: https://manbow.nothing.sh/event/event.cgi?action=More_def&num=204&event=137
DL URL: https://drive.google.com/file/d/1B-8b5lQ-CRHqN19ewabqpJk_7RvY_bxp/view?usp=sharing
Charter comment: I don't exactly know what to do about the mines in the beginning, the notes are theoretically hittable, but very hard to get (75.8ms, 227.27ms, or 758 ms)
For Hard Clear, you could just skip those notes (there are 4; 2 with 75.8ms timing, 1 for each of the other two)

This took me 4 days to make