It is exactly "At Each Other's Throats," isn't it?
https://mangadex.org/title/18197/at-each-other-s-throats
Maybe the scanlator mistakenly thought it was a new Chinese webtoon wherever they had found it, when it might be the Chinese translation/upload of the Korean original.
edit: welp now my...
Pages 11 and 12 are the same except for one speech bubble. Not sure what was intended for that.
Additionally, thanks for scanning this. It's an interesting story, albeit somewhat hard to keep up with how many characters there are and the level of intrigue. Hope someone will pick it up one day.
lmao reminds me of how "tsuyuki-san hasn't been rejected" ended. everyone flipped out at the "non-ending" because the strips were apparently just an extended oneshot or something. except this...this is actually awful if it's a real end so I hope it's an extended oneshot bs and comes back with...
nice to see her break free from the coach, but the coach's character turnover was a bit fast lmao. well at least he recognizes ishizawa's own style now