Hello as you can see you cannot go through here, you need to beat Commander Mars first in Valley Windworks Interior, so lemme guide you how :grin:
First talk to this girl
and go to Valley Windworks, beat this guy
he is using level15 glameow after you beat him the door will be locked and you will need the password
go to floaroma and beat the galactic grunt
she is using level15 zubat, after you beat her she will give the password and you can now enter to valley windworks interior
first galactic grunt: level14 glameow
second galactic grunt: level 13 glameow and level 14 wurmple
third galactic grunt: level 15 cascoon
commander mars: level?? zubat, level?? purugly, level?? sneasel
after you beat commander mars you can now go through here
Hope it can help you :kissing_smiling_eyes: