u mean you cant walk? then you can jump/walk behind and return and it should fix it, and if still not working try opening this link: https://runtogamez.itch.io/last-coin-fixed-version, its this game but i fixed more problems there.. including this one (unless I didn't get the problem..)
Viewing post in Last Coin (Jam Version) comments
I just realized you meant how to get past the enemies, Use left mouse button to attack. Incase you want the fixed (still no speedrun timer) version, the new link is https://snowinshadows.itch.io/last-coin-fixed-version