So I've found the king of amagal, and I did the christmas type event - but chiyo is still stuck on the swimming thing. I'm not sure how to fix it.
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If you're on windows, you can replace this map file in the www/data folder to solve the issue: https://mega.nz/file/34pwkCxC#KtjGSPPgx01Nk_kWl_b29hY0iwyMfsJC-0axDhdNeg0