YOU SAID:

i hopped into a coffee shop and then my jaw dropped in shock when i saw wearing cool pants i started to advance

INTO JAPANESE

喫茶店に飛び込んで、かっこいいパンツを履いているのを見てショックで顎が落ちた私は前進し始めた

BACK INTO ENGLISH

I popped into a coffee shop and saw that I was wearing cool pants My jaw dropped in shock I started moving forward

INTO JAPANESE

喫茶店に立ち寄ったらカッコイイパンツを履いていた衝撃で顎が落ちて前に進み出した

BACK INTO ENGLISH

When I stopped by a coffee shop, I was wearing cool pants The impact dropped my jaw and I started to move forward

INTO JAPANESE

喫茶店に立ち寄った時はカッコいいパンツだった衝撃で顎が落ちて前に進み出した

BACK INTO ENGLISH

When I stopped by a coffee shop, I was wearing cool pants The impact dropped my jaw and I started to move forward